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Welcome to the Bogleheads® wiki

Investing Advice Inspired by John Bogle
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Welcome

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John Bogle

We help you make good financial decisions by tuning out the noise and focusing on just a handful of simple, core principles that have proved successful over time. Although they are simple, following them is not always easy.

If this is your first visit, begin at "Getting started" below.

Regular visitors may want to look at our new articles.

Getting started

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Personal finance

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Personal finance covers not only investing, but day-to-day finances, budgeting, insurance, taxes, estate planning, and retirement.

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Retirement

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Retirement is a major event in many people's lives. It is not only a lifestyle change, but a change in income and spending.

Planning for this life-changing event is important.

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From today's featured article

Understanding and avoiding behavioral pitfalls will ultimately have a greater impact on investing success than any other factor. Since emotions and subsequent behavioral pitfalls are frequently associated with miscalculating risk tolerance and asset allocation, the new investor should be aware of behavioral pitfalls before making asset allocation decisions.

“Your investing brain does not just add and multiply and estimate and evaluate,” says Jason Zweig in his book, Your Money and Your Brain. “When you win, lose, or risk money, you stir up some of the most profound emotions a human being can ever feel.” (more...)

This week in financial history

March 27:

March 28:

March 29:

  • 1900 - Louis Jean-Baptiste Alphonse Bachelier, French mathematician, published Theorie de La Speculation; and argued that markets were essentially random. This introduced higher math to the analysis of finance. Source: Théorie de la spéculation, Annales Scientifiques de l’École Normale Supérieure Vol.3 (17) pp. 21-86.
  • 1999 - The US Dow Jones Industrial Average closed above 10,000 for the first time in history. Source: Closing milestones of the Dow Jones Industrial Average

March 30:

March 31:

April 1:

  • 1987 - The Australian Stock Exchange Limited (ASX) was formed on 1 April 1987, through incorporation under legislation of the Australian Parliament. Source:History
  • 2011 - The Center for Research in Security Prices (CRSP) launched indexes that provide coverage of various sectors of the US stock market. The indexes include the CRSP US Total Market Index; the CRSP US Mega Cap Index, the CRSP US Large Cap Index; the CRSP Mid Cap Index; and the CRSP Small Cap Index. Source: CRSP Indexes Quick Reference Guide

April 2:

  • 1792 - The Coinage Act established the United States Mint and created a decimal system for U.S. currency. Source: Coinage Act of 1792
  • 1956 - The Tokyo Stock Exchange started trading in bonds. Source: Tokyo Stock Exchange, Inc.
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Anyone can read the wiki. If you see something that needs improvement, or have an idea for new topic not yet covered, consider becoming an editor so that you can contribute to the site.

If you would like to edit the wiki, you must first join the forum. Once you have joined, post your request in Join the Wiki!

Forum members are welcome to post suggestions in Suggestions for the Wiki.

Sister projects

Canada flag.png Our Canadian sister site, Financial Wisdom Forum, and its wiki, finiki, the Canadian financial wiki, has a similar focus with many like-minded members, and you might also find this site interesting.

Flag of Spain.svg We also have a sister site in Spain, Bogleheads® España (en español).

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