11.   Bond investors remained optimistic that yields would drop further even after prices tumbled in early trading amid concern about the federal budget process.

12.   Bond yields dropped after the price report.

13.   Bond yields dropped almost two percentage points in the past year, in part because of increasing expectations for a plan to slash the budget deficit.

14.   Bond yields dropped after a report that U.S. housing starts plunged during September as all regions of the country except for the Northeast posted declines.

15.   Bond yields dropped to their lowest point in three weeks, aided by optimism that inflation will not accelerate and short-term interest rates will remain steady.

16.   A drought earlier in the year caused rice yields to drop.

17.   According to that model, the stock market is overvalued whenever the average dividend yield of stocks drops to historically low levels.

18.   But yields dropped due to misguided agricultural ideas on the unprotected steppe, where winds blew the topsoil away.

19.   By the final months of the year though, growth slowed and yields dropped.

20.   D.C. bond yields have dropped relative to top-rated bonds during the past two years.