The critical faultline in the selloff has been the sudden strength of the greenback, as banks and investors liquidate assets and scramble for cash.

Every rally or bust has large counter moves that may not be a real break from underlying trends.

Two-thirds of Americans responded to the recent market volatility by doing nothing, according to a Bankrate study.

Commodity demand reflected in futures—and ETF—prices.

The S&P 500 started Tuesday 17% higher than a week ago, after gaining four days out of five and posting its best week since 2009.

The Fed’s pledge last week to buy investment-grade credit and certain ETFs helped halt the slide in mutual fund net-asset values and sparked a rally in higher-rated debt.

The prevailing feature of the recent turbulence is that nothing has really worked as it was supposed to work.