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Bogleheads® wiki
- Investing Advice Inspired by Jack Bogle

Welcome

John Bogle at BH15.jpgWelcome to the Bogleheads® wiki, a collaborative undertaking by members of the Bogleheads Community. This wiki is a reference resource for investors. Bogleheads emphasize starting early, living below one's means, regular saving, broad diversification, and sticking to one's investment plan.

If all this seems a bit overwhelming, relax and don't panic. A good place to begin is getting started. Returning visitors may be interested in our new pages.

Getting started

Today's featured article

Risk tolerance is an investor’s emotional and psychological ability to endure investment losses during large market declines without selling or undue worry, such as losing sleep. To know whether a portfolio is right for your risk tolerance, you need to be brutally honest with yourself as you try to answer the question, "Will I sell during the next bear market?"

Knowing your emotional tolerance for investment risk means knowing yourself and your unique goals and needs - and it is not easy. (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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