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The Dow Jones industrial average finally crossed the 20,000 mark this morning. It took the blue-chip average 64 days to make the 5.1% leap from when it first crossed 19,000 on November 22, 2016. The big reason the move has received so much attention is 20,000 is a big, round number....

Given the outcome of yesterday’s referendum, which calls for Great Britain to leave the European Union, the question is what’s next? The only honest answer right now is “we don’t know.” BBC News has a good article explaining the vote and the exit process. No country thus...

If you are like the typical investor, cognitive biases, emotions and reactive thinking inevitably influence your decisions to some extent. The result can often be subpar portfolio returns. Some of the most obvious examples of behavioral errors are lotteries. Why do we play when...

This article originally appeared in the May 2014 issue of the AAII Journal. One of the biggest risks to investors’ net worth is the portfolio decisions they make. Failing to adhere to an appropriate long-term strategy has a significant damaging impact on wealth. Since wealth is...

This article originally appeared in the September 2014 issue of the AAII Journal. There is a large body of research showing that investors depend on emotions and anecdotal information when making decisions. You are no doubt aware of this and are familiar with the resulting cognitive...

This interview originally appeared in the November 2014 issue of the AAII Journal. What impact does active trading have on portfolio performance? Terrance “Terry” Odean, professor of Finance at the University of California, Berkeley, has done quite a bit of research into the...

Dreaming about winning the big Mega Millions or Powerball jackpot? Before you buy several lottery tickets, consider this bit of guidance from AAII president John Bajkowski: There is a 93% chance of losing everything you spend on Mega Million tickets and a 96% change of losing everything...

This article originally appeared in the June 2015 issue of the AAII Journal. Robert Shiller is a Nobel laureate and the Sterling Professor of Economics at Yale University who studies market fluctuations and investor behavior. In April 2015, he spoke to AAII about stock and bond...

Social media has become ingrained in our daily lives, but for investors, this could come at a cost. A Wall Street Journal article discusses the impact between knowing what others are thinking and the performance of one’s investment portfolio in the next market crash. The...