1.   Ehrlich said he was uncertain whether the upward bias would prove a one-time phenomenon or would show a permanently higher level of sales.

2.   In the early part of recent years, the Consumer Price Index has shown an upward bias that has subsequently been offset.

3.   Now volatility has taken the form of big up days and big down days, albeit with an upward bias.

4.   So we should be in a trading range this week with an upward bias on prices.

5.   So the upward bias on oil prices would remain until there were clear increases in production.

6.   That gap alone, he suggests, could outweigh any upward bias in GDP created by substitution bias.

7.   This could prove worrisome, he and others said, even taking into account that the index seems to have an upward bias in the winter.

8.   Measuring output per worker may therefore cause an upward bias in productivity indicators.

9.   The chairman in testimony to another committee this week urged that the Labor Department take steps to eliminate the upward bias in the CPI.