Search found 3032 matches

by #Cruncher
Thu Sep 24, 2020 11:14 am
Forum: Investing - Theory, News & General
Topic: I dont understand compound interest.
Replies: 46
Views: 4266

Re: I dont understand compound interest.

Compound interest is really fascinating. If we assume 7%/year avg. return: Person A starts investing [at age] 25, 1k/month. Person B starts investing [at age] 35, 2.1k/month. They both end up with 2.5 million in assets [at age] 65. Correct. The following table shows this along with the results for ...
by #Cruncher
Wed Sep 23, 2020 9:24 am
Forum: Investing - Theory, News & General
Topic: I dont understand compound interest.
Replies: 46
Views: 4266

Re: I dont understand compound interest.

... the book bogleheads guide for investing ... At age 25 Eric invest 4000 a month in roth IRA for 10 years then stops. ... there is 8 percent average annual return. His IRA is worth $629,741 [after 30 more years] Note that the passage referred to on page 15 in the section The Magic is in the Compo...
by #Cruncher
Sun Sep 20, 2020 9:00 am
Forum: Personal Finance (Not Investing)
Topic: Social Security Claiming Question
Replies: 7
Views: 1081

Re: Social Security Claiming Question

... optimizing SS claiming strategy based on maximizing total payment ... is based on average mortality and while we may not know where we will fall in all that, it will be a major factor in which strategy ends up actually being the best The Open Social Security calculator mentioned in the original...
by #Cruncher
Mon Sep 14, 2020 8:45 pm
Forum: Personal Finance (Not Investing)
Topic: Which refi would save me more?
Replies: 20
Views: 1170

Re: Which refi would save me more?

I currently owe $126k ... These are my offers, all 15 years fixed Mortgage broker 2.375 % $5,195 closing cost $912 a month Wells Fargo 2.375 % $3,930 closing cost $859 a month Sun coast credit union 3 % no closing cost $870 a month The $912 monthly payment for the Mortgage broker quote appears to r...
by #Cruncher
Mon Sep 14, 2020 7:16 am
Forum: Personal Finance (Not Investing)
Topic: Question on marginal tax rate when dividends/LTCG are included
Replies: 4
Views: 440

Re: Question on marginal tax rate when dividends/LTCG are included

But is it really taxed at 32%? If I remove the 30k div+LTCG which will be taxed at 15%, then my taxable income would only be 301,200, which gives me about 25k that can be in a Roth 401k and still be in the 24% bracket. This is correct. With your assumptions, RoCK, you can reduce your traditional IR...
by #Cruncher
Sun Sep 13, 2020 5:03 pm
Forum: Personal Finance (Not Investing)
Topic: FIRE Calculator Accurate?
Replies: 13
Views: 1848

Re: FIRE Calculator Accurate?

... the FIRE calculator is telling me I will be able to [retire] in 18 years. ... - Current Retirement: $300K - Annual Savings: $42K (estimating 0% income growth to be conservative) ... - Stock Return: 8% - Bond Return: 2.5% You don't specify the assumed stock:bond allocation, socialforums2019. But...
by #Cruncher
Wed Sep 09, 2020 12:45 pm
Forum: Investing - Theory, News & General
Topic: Graph of percentage change by day?
Replies: 4
Views: 545

Re: Graph of percentage change by day?

You could go to finance.yahoo.com entering your fund ticker and then bring up the historical prices column, download that to a spreadsheet, calculate the % change, and create a chart. Correct. For example, here is a bar chart I made in Excel of Vanguard's Total Stock Market fund for March 2020. [*]...
by #Cruncher
Mon Sep 07, 2020 6:45 pm
Forum: Personal Investments
Topic: help to understand SS benefit tax calculation
Replies: 13
Views: 1166

Re: help to understand SS benefit tax calculation

The reason the highlighted line exists is the tax bracket boundary. For the example single taxpayer, the boundary between the 10% and 12% tax brackets is in the middle of the 50% phase-in range. Every dollar of income on either side of $20950 makes 50 cents of SS taxable, and thus increases your ta...
by #Cruncher
Sun Sep 06, 2020 4:08 pm
Forum: Personal Investments
Topic: help to understand SS benefit tax calculation
Replies: 13
Views: 1166

Re: help to understand SS benefit tax calculation

Can anyone explain how "Taxable SS" and "Adjusted gross income" are calculated on row 3? According to the Wiki's formula : The relevant income for Social Security taxation includes all items which are normally part of your adjusted gross income, plus tax-exempt interest income, plus 50% of your Soc...
by #Cruncher
Sun Sep 06, 2020 2:31 pm
Forum: Personal Finance (Not Investing)
Topic: Excel newbie table question
Replies: 8
Views: 831

Re: Excel newbie table question

guppyguy wrote: Sat Sep 05, 2020 1:39 pm(Yes I know I can just filter the original table to only show one or more asset types at a time.)
Besides Excel's filter display option, there is a new FILTER function available in some versions. It would seem to do what you want, guppyguy.
by #Cruncher
Sun Sep 06, 2020 11:14 am
Forum: Personal Investments
Topic: Help calculate CAGR
Replies: 44
Views: 1888

Re: Help calculate CAGR

... The first row is the portfolio values at years' end. The second is the assumed 10% annual contribution. ... Total Value 647,719.68 847,579.18 1,181,272.17 1,642,410.26 1,920,891.62 2,168,688.85 10% cntrbtns (647,719.68) 64,771.97 84,757.92 118,127.22 164,241.03 192,089.16 216,868.89 You seem to...
by #Cruncher
Wed Sep 02, 2020 2:51 pm
Forum: Investing - Theory, News & General
Topic: Tips hyperinflation?
Replies: 46
Views: 2959

Re: Tips hyperinflation?

Rather than purely hypothetical lets take a real TIPS index factors as seen on Treasury Direct's page: https://www.treasurydirect.gov/instit/annceresult/tipscpi/tipscpi_detail.htm?cusip=912828ZZ6 Consider the 0.125% of 4/15/2025 ... That link is to the July 2030 maturity. I believe you intended thi...
by #Cruncher
Wed Sep 02, 2020 8:14 am
Forum: Investing - Theory, News & General
Topic: Tips hyperinflation?
Replies: 46
Views: 2959

Re: Tips hyperinflation?

4:00 PM. Please ignore this post. My logic is wrong. :oops: See my later post . Thanks JackoC! In true hyperinflation TIPS would lose a lot of their value in the period when inflation accelerated to 50%+ per month if that happened any less than very slowly and hyperinflation has never accelerated s...
by #Cruncher
Tue Sep 01, 2020 11:00 pm
Forum: Personal Investments
Topic: Monthly return vs annual return for investment growth analysis?
Replies: 13
Views: 769

Re: Monthly return vs annual return for investment growth analysis?

That means compounding .667% per month. ... is this a more "accurate" representation to look at monthly vs annual deposits? If you expect to invest monthly, then it would be more accurate to model that way. But you should not use one-twelfth of 8% as the monthly rate. That would compound to about 8...
by #Cruncher
Tue Sep 01, 2020 9:07 pm
Forum: Investing - Theory, News & General
Topic: TIPs Dividends
Replies: 4
Views: 528

Re: TIPs Dividends

... I’m still curious why most, maybe all, TIP funds pay an irregular dividend. It's because TIPS fund dividends include the change in principal value due to inflation. And the measure of inflation used is the not seasonally adjusted Consumer Price Index which varies a lot from month to month. Your...
by #Cruncher
Sun Aug 30, 2020 12:06 pm
Forum: Personal Finance (Not Investing)
Topic: Pension Lump Sum Advice
Replies: 20
Views: 926

Re: Pension Lump Sum Advice

Lump sum in November this year: 50,536 Immediate monthly payment: $90 for single, 97.50 for single (survivor gets 50%), 91.83 for single (survivor gets 75%) Age 65 payment: 656.82 for single (0% survivor) There is something screwy with the $90 single option so I'll ignore it. (It should pay more, n...
by #Cruncher
Fri Aug 28, 2020 1:07 pm
Forum: Investing - Theory, News & General
Topic: Annuity+Interest only mortgage in Retirement
Replies: 20
Views: 996

Re: Annuity+Interest only mortgage in Retirement

I ... in my previous post ... didn't mean to imply that [the annuity] was tax free before reaching life expectancy. I was wrong to read your post that way. As for after expectancy ... I still believe that every year won't have a portion tax-free. Same IRS pub you cited also says [ here ]: "However,...
by #Cruncher
Fri Aug 28, 2020 6:59 am
Forum: Investing - Theory, News & General
Topic: Annuity+Interest only mortgage in Retirement
Replies: 20
Views: 996

Re: Annuity+Interest only mortgage in Retirement

If the couple could actually get a mortgage as described above they would have successfully paired a nominal liability with a nominal income stream. The two cash flows are not paired. If you assume the mortgage isn't "rolled over" after 30 years then, At the end, the annuity payments will come to a...
by #Cruncher
Tue Aug 25, 2020 7:19 am
Forum: Investing - Theory, News & General
Topic: Obtaining TIPS Index Ratios -- WSJ Accrued Principal
Replies: 7
Views: 1362

Re: Obtaining TIPS Index Ratios -- WSJ Accrued Principal

Add a column ... to your spreadsheet for the "Base Ref CPI". Fill it in with the "Ref CPI" for each TIPS you own ... ... for the dates that you want to compute Index Ratios ... enter the "Ref CPI" for the dates. ... (underlines added) I've created a Google sheets workbook that looks up the Ref CPI ...
by #Cruncher
Sun Aug 23, 2020 5:14 pm
Forum: Personal Finance (Not Investing)
Topic: Federal SS Taxation Confusion
Replies: 10
Views: 1042

Re: Federal SS Taxation Confusion

The only [calculator] that was accurate and agreed with the IRS worksheet was the one referenced earlier in this thread [1], at $37,856 total combined benefit and $11,804 taxable. I've always found using IRS worksheets mind-numbing. The one on page 16 of the SS publication 915 is no exception. I th...
by #Cruncher
Sat Aug 22, 2020 11:21 am
Forum: Investing - Theory, News & General
Topic: Current state of TIPS market
Replies: 41
Views: 2845

Re: Current state of TIPS market

... I calculate the average yield-to-maturity (YTM) of STIP 's holdings to be -1.33% . ... This looks correct, I'd just note this is a real yield (inflation adjusted). Earlier, I quoted a nominal YTM. It's impossible to calculate a nominal YTM for a TIPS fund. This is because it's impossible to cal...
by #Cruncher
Sat Aug 22, 2020 7:54 am
Forum: Investing - Theory, News & General
Topic: Current state of TIPS market
Replies: 41
Views: 2845

Re: Current state of TIPS market

Is the 3.6% 30 day SEC yield on Ishares Tips ETF STIP accurate? No! I calculate the average yield-to-maturity (YTM) of STIP 's holdings to be -1.33% . [*] Subtracting the fund's 0.06% expense ratio gives an estimated SEC yield of -1.39% . * Here are the data used to calculate the -1.33% average YTM...
by #Cruncher
Wed Aug 19, 2020 3:36 pm
Forum: Personal Finance (Not Investing)
Topic: Social Security Claiming Strategy - Best Calculator?
Replies: 28
Views: 2140

Re: Social Security Claiming Strategy - Best Calculator?

It seems like a major disadvantage to NOT drawing SS at 62 is the opportunity cost of spending your retirement savings sooner and leaving a smaller inheritance to your children. ... My intention was for both my wife and I to draw as early as possible to reduce dipping as much into our IRAs. In many...
by #Cruncher
Tue Aug 18, 2020 12:05 pm
Forum: Personal Finance (Not Investing)
Topic: Rate of return on mortgage points, calculator, please explain
Replies: 15
Views: 1242

Re: Rate of return on mortgage points, calculator, please explain

... if I take the points, as I said, I'm planning to roll the cost into the balance of the loan, so I can't simply use a spreadsheet that assumes the loan amount stays the same, with and without points. If ... the points are rolled into the loan balance, ... it would be difficult or impossible to c...
by #Cruncher
Sun Aug 16, 2020 8:13 pm
Forum: Personal Finance (Not Investing)
Topic: Bunch Tax Def Withdrawals to minimize tax on SS
Replies: 19
Views: 860

Re: Bunch Tax Def Withdrawals to minimize tax on SS

Assume we will have 40K SS benefits, and will pull 37K from tax def. This will mean that 85% of SS benefits will be taxed. Not correct; only $17,050 of the $40,000 SS will be taxed. [1] This is one reason why, as 02nz says in the previous post, "bunching isn't a good idea". Using 2020 tax brackets ...
by #Cruncher
Sat Aug 15, 2020 12:47 pm
Forum: Personal Finance (Not Investing)
Topic: Rate of return on mortgage points, calculator, please explain
Replies: 15
Views: 1242

Re: Rate of return on mortgage points, calculator, please explain

... How is the rate of return on the Mortgage Professor's website being calculated? What is being factored into what constitutes the rate of return on mortgage points? The return is based on four things, which can be considered as parameters to the RATE function : How long the mortgage is assumed t...
by #Cruncher
Fri Aug 14, 2020 4:58 pm
Forum: Personal Consumer Issues
Topic: Driving Boston to Nashville
Replies: 51
Views: 2590

Re: Driving Boston to Nashville

Consider taking I-84 to Scranton PA and then I-81 until it merges with I-40 outside of Knoxville TN. You avoid the NYC area and I-81 through the Shenandoah Valley is a lovely drive.

Google Maps Boston to Nashville via I-81
by #Cruncher
Thu Aug 13, 2020 8:11 am
Forum: Investing - Theory, News & General
Topic: Buy TIPS Mutual Fund or I-Bonds?
Replies: 28
Views: 2825

Re: Buy TIPS Mutual Fund or I-Bonds?

If I understand your presentation correctly, it seems to put I Bonds purchased today (given the current real yield curve) in a fairly good light vs. TIPS in a Roth IRA, especially for one who expects to be in a low tax bracket when redeeming them. I agree. The only case [1] I can think of where TIP...
by #Cruncher
Wed Aug 12, 2020 12:03 pm
Forum: Investing - Theory, News & General
Topic: Buy TIPS Mutual Fund or I-Bonds?
Replies: 28
Views: 2825

Re: Buy TIPS Mutual Fund or I-Bonds?

We are trying to figure out if Ibonds [0% plus inflation*(1-taxes)] will outperform TIPS in a retirement account [-1.25% + inflation}. The following table shows the breakeven inflation rate. I.e., the inflation rate at which the after tax value of a 0% fixed rate I Bond equals the value of a TIPS i...
by #Cruncher
Tue Aug 11, 2020 9:28 pm
Forum: Investing - Theory, News & General
Topic: Rule of 72
Replies: 21
Views: 2665

Re: Rule of 72

The Rule of 72 is actually a simplification of more complex math. It is more accurate close to the 7-10% range but is increasingly inaccurate in its estimate as interest rates become rather large or rather small. For example, using an actual exponential growth number, 7% compounding reaches double ...
by #Cruncher
Tue Aug 11, 2020 8:05 am
Forum: Non-US Investing
Topic: US TIPS as an European Investor
Replies: 4
Views: 332

Re: US TIPS as an European Investor

I'm from Europe and look for exposure to the US dollar ... I backtested TIPS via portfoliovisualizer and compared it with the Dollar Index. When the dollar had a bad year, TIPS usually performed well ... So it's a investment in the dollar with a "hedge" against a weak dollar! Does that make sense? ...
by #Cruncher
Sun Aug 09, 2020 12:01 pm
Forum: Investing - Theory, News & General
Topic: Inflation, TIPS and asset allocation
Replies: 74
Views: 3762

Re: Inflation, TIPS and asset allocation

TIPS have historically underperformed their nominal counterparts. Not universally true. Since 2010 I've been updating a thread, Treasury Notes Return vs Actual TIPS Return , to compare the nominal yield of 5 and 10 year TIPS bought at auction and held to maturity against the yields of nominal Treas...
by #Cruncher
Sat Aug 08, 2020 11:32 am
Forum: Personal Finance (Not Investing)
Topic: How to receive answers to specific SS benefit queries from the source
Replies: 21
Views: 1336

Re: How to receive answers to specific SS benefit queries from the source

I have always intended to apply for my own benefits when I turn 70, on July 7, 2021. ... I would like to know what my monthly benefit would be if I apply (1) around October of this year; (2) around December/January of 2021; and (3) on my 70th birthday. Without knowing your Primary Insurance Amount ...
by #Cruncher
Sun Aug 02, 2020 2:04 pm
Forum: Personal Investments
Topic: Good idea to hold TIPS now?
Replies: 85
Views: 5989

Re: Good idea to hold TIPS now?

From morningstar, comparing VIPSX (Vanguard tips fund) and VSIGX (vanguard intermediate treasury index fund) which have roughly similar durations: fund ... 10 yr [extracting only 10-year comparison from Grok's table] vsigx ... 3.26 vipsx ... 3.56 ... Why have tips outperformed? Because inflation EX...
by #Cruncher
Wed Jul 29, 2020 7:29 am
Forum: Personal Investments
Topic: Should I start social security at 62 to invest it?
Replies: 74
Views: 8225

Re: Should I start social security at 62 to invest it?

You'll find that the necessary ROI is often in the 4-5% (real) range for the higher earner in a couple. Or said differently, the expected rate of return from delaying from 62 to 70 is often roughly 4-5% real, for the higher earner in a married couple. Thinks for doing the computations, Mike. The fo...
by #Cruncher
Mon Jul 27, 2020 7:22 am
Forum: Investing - Theory, News & General
Topic: EE Bonds as period certain annuity - revisited
Replies: 15
Views: 1485

Re: EE Bonds as period certain annuity - revisited

That $327k for the annuity is in 2020 dollars. The $200k spent on the EE bonds was purchased with earlier, more valuable dollars. That's why I included the BLS CPI figures. If my arithmetic is correct, the CPI-adjusted purchase price in today's dollars is $242,100. (a $10k purchase in 2000 would co...
by #Cruncher
Sun Jul 26, 2020 2:23 pm
Forum: Personal Investments
Topic: Should I start social security at 62 to invest it?
Replies: 74
Views: 8225

Re: Should I start social security at 62 to invest it?

The model I referred to was a model set up by by son ... Based on his model ... if I live to standard life expectancy I only have to beat 1% return to have starting at 62 give the greatest total return. If I live to 85 I need 4% return to have starting at 62 give the greatest total return. If I liv...
by #Cruncher
Sun Jul 26, 2020 11:08 am
Forum: Investing - Theory, News & General
Topic: Behavior of TIPS versus Treasuries in March
Replies: 141
Views: 7011

Re: Behavior of TIPS versus Treasuries in March

Right now at low real interest rates such a [non-rolling TIPS] ladder is expensive, ... Yes, indeed! I've updated my TIPS Ladder Spreadsheet Excel file with the just-auctioned 0.125% July 2030 TIPS and Friday's WSJ TIPS Quotes . It shows the default ladder has a purchase cost of $976,000 for 30,000...
by #Cruncher
Tue Jul 21, 2020 2:21 am
Forum: Personal Investments
Topic: UPCOMING 10 year Tips and 20 years Tips auction
Replies: 8
Views: 919

Re: UPCOMING 10 year Tips and 20 years Tips auction

In your opinion, what amount of negative yield is so negative on a 20 year tips that you would not consider purchasing it? If you need a 20-year TIPS, buy it regardless of the yield. But the only possible need I see is as part of a non-rolling TIPS ladder to provide a guaranteed constant dollar inc...
by #Cruncher
Mon Jul 20, 2020 4:30 am
Forum: Personal Investments
Topic: UPCOMING 10 year Tips and 20 years Tips auction
Replies: 8
Views: 919

Re: UPCOMING 10 year Tips and 20 years Tips auction

This coming Wednesday there is a 20 year tips auction. Incorrect. The auction Wednesday is for a 20-year nominal Treasury bond, not a TIPS. [1] See the offering announcement . [2] This coming Thursday there is a 10 year tips auction. Correct. Here is the offering annountcement . [2] My guess for th...
by #Cruncher
Sat Jul 18, 2020 4:53 pm
Forum: Investing - Theory, News & General
Topic: TIPS/LMP Concerns
Replies: 41
Views: 1747

Re: TIPS/LMP Concerns

... Let us assume the next auction for 10-year TIPS sets a yield to maturity of -0.5%. So, would I pay $1005 for that $1000 worth of TIPS? If that is so, when I redeem at term, I get my investment - $5, right? ... ... if the YTM is -0.5% real that is the annual over 10 years, so I think that mean y...
by #Cruncher
Wed Jul 15, 2020 7:29 pm
Forum: Personal Finance (Not Investing)
Topic: Delaying Social Security: is the wisdom still relevant
Replies: 190
Views: 13394

Re: Delaying Social Security: is the wisdom still relevant

... my delay which will result in 132% of my PIA at age 70 two years from now, ... In my case at age 82, once the law took effect in 2034, my benefit with a 24% reduction would be 108% of PIA. If I had filed at FRA my benefit would be reduced to 76% of PIA. You seem to assume, vested1, that any red...
by #Cruncher
Tue Jul 14, 2020 3:32 pm
Forum: Investing - Theory, News & General
Topic: U.S. Treasury Inflation Protected Securities (TIPS) ETF
Replies: 78
Views: 6315

Re: U.S. Treasury Inflation Protected Securities (TIPS) ETF

Let's say I buy a 5-year TIPS when inflation is 1%, and the 5-year expected inflation is also 1%. The very next day, 5-year expected inflation changes to 2%. Now, you're saying the adjusted price (what I see in my brokerage account) does not change. This is bizarre to me. Shouldn't the market be pr...
by #Cruncher
Sun Jul 12, 2020 11:42 pm
Forum: Personal Consumer Issues
Topic: Travelling to Fort Myers
Replies: 6
Views: 863

Re: Travelling to Fort Myers

Cumulatively Lee County (of which Fort Myers is the county seat) has about the same number of Covid-19 cases and deaths per capita as Florida overall, but less than Dade County. Here are the latest figures. USA Florida Lee County Dade County Totals ---- ------- ---------- ----------- Population 330m...
by #Cruncher
Sun Jul 12, 2020 5:02 pm
Forum: Investing - Theory, News & General
Topic: U.S. Treasury Inflation Protected Securities (TIPS) ETF
Replies: 78
Views: 6315

Re: U.S. Treasury Inflation Protected Securities (TIPS) ETF

... and after [purchasing TIPS], I'm talking about the dollar amount that my Vanguard statement shows. That's the number I'm interested in. The whole point about TIPS is not having to be interested in their dollar value reported on your brokerage statement. One buys TIPS to provide a known constant...
by #Cruncher
Sat Jul 11, 2020 2:29 pm
Forum: Investing - Theory, News & General
Topic: U.S. Treasury Inflation Protected Securities (TIPS) ETF
Replies: 78
Views: 6315

Re: U.S. Treasury Inflation Protected Securities (TIPS) ETF

There might be some confusion due to using the term "price", ... Regarding TIPS there are two possible meanings for "price". Ambiguity about which meaning is intended probably leads to more confusion than any other aspect of TIPS. "Unadjusted price" is how much you pay for each $100 of inflation-ad...
by #Cruncher
Fri Jul 10, 2020 4:39 pm
Forum: Personal Finance (Not Investing)
Topic: Yet Another When to Take Social Security Thread
Replies: 17
Views: 1443

Re: Yet Another When to Take Social Security Thread

If I'm 70/30 and will continue with that over the long term, shouldn't the expected return be the 70/30 long term return? By way of analogy, imagine that Vanguard releases a new bond fund tomorrow. When evaluating the new fund to determine whether you want to add it to your portfolio or not, would ...
by #Cruncher
Fri Jul 10, 2020 3:26 pm
Forum: Personal Finance (Not Investing)
Topic: Delaying Social Security: is the wisdom still relevant
Replies: 190
Views: 13394

Re: Delaying Social Security: is the wisdom still relevant

If you are not yet retired, working for an additional month will probably (dependent upon your salary) give you more money than the differences between claiming at any different ages. Not likely unless you have haven't worked much more than the 10 years [1] necessary to qualify for Social Security ...
by #Cruncher
Fri Jul 10, 2020 8:04 am
Forum: Personal Finance (Not Investing)
Topic: Taxation of Social Security Benefits, etc.
Replies: 7
Views: 840

Re: Taxation of Social Security Benefits, etc.

Now, what if I take an extra $9K out of my IRA? I think that would be tax-free, too. Not quite. With $37K SS, you start incurring federal tax at just a bit over $21K tIRA withdrawal. That's right. You could only increase the traditional IRA withdrawal $6,033 to $21,033 before incurring tax. This is...
by #Cruncher
Thu Jul 09, 2020 8:34 am
Forum: Personal Finance (Not Investing)
Topic: Delaying Social Security: is the wisdom still relevant
Replies: 190
Views: 13394

Re: Delaying SSi: is the wisdom still relevant

... What about a couple who are roughly equal in age and also roughly equal in earnings history, ...? I thought that it was always best for both to wait until age 70 no matter what, as it simply serves to maximize longevity insurance, period. ... ... When both spouses have similar earnings history ...