11.   Of course, when the economy sours, price-to-earnings ratios can rise because earnings fall, not because prices increase.

12.   These sub-prime lenders, as they are known, can have problems when the economy sours and people cannot afford to pay their debts.

13.   Those assets are at risk, of course, if the economy sours.

14.   What happens if the economy sours and unemployment and the welfare rolls begin to soar?

15.   When the economy sours, such earnings will vanish like an ice cube in August.

16.   When the economy sours, airline revenue generally deteriorates later than in other industries.

17.   When the economy sours, revenues drop and spending increases on social safety nets, like unemployment insurance.

18.   Basic-materials stocks, which typically fall when the economy sours, were also under pressure.

19.   Banking stocks rose on the premise that if the economy sours, interest rates should stay managable.

20.   But Solloway argues that the returns on those strategies will diminish, especially if the economy sours.