Huffington Post Exaggerates the Size of the Stock Wealth Effect

A Huffington Post piece hugely overstated the size of the stock wealth effect. It told readers that:

"According to a research note from J.P. Morgan Chase earlier this year, every 100-point drop in the S&P 500 index translated to a $1 trillion loss in household wealth, and a 1.5 percent drop in consumption."

While this may accurately represent the research note (no link is provided), this is far out of line with the findings of a large literature on the stock wealth effect. With total...