But rail is a powerful example because it demonstrates exactly how this bias for high-profile triumphal projects causes people to miss the obvious.

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Moreover, there was a collective bias towards in-person education, high-priced credentials, and going into massive debt as a rite of passage for almost every American twenty-something.

FORBES: Free Education Is A Meme Whose Time Has Come

The reason such bias matters is that domain names have a high marketing value.

FORBES: New Domain Names Herald Latest Land Grab

The researchers said skipping breakfast created a "bias" in the brain in favour of high calorie foods.

BBC: Skipping breakfast primes the brain to seek out fat

That would seem to create an inherent bias toward owning the worse-performing segment of the high yield universe.

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The three big rules of research, as they were taught to me in high school, are pay attention to source bias, never trust the Internet (especially Wikipedia), and remember that statistics can be misleading.

FORBES: Reading Charts

These findings show that investors will give little weight to advertised high returns if they receive even an implicit warning of selection bias, such as a reminder that the company operates many funds.

FORBES: How Selective Advertising by Mutual Funds Misleads Investors