1.   Adjusting for quality improvements or consumer substitutions when prices rise is no doubt technically challenging.

2.   Also on an international scale, the price of grain rose in response to demand, and this in turn affected wages.

3.   As a result, import prices rise relatively little even when the dollar plunges.

4.   As long as house prices rise this will present no problem.

5.   As oil prices rose, countries in the West suddenly became conscious of fuel efficiency.

6.   But private operators can turn profits only if prices rise radically and rapidly.

7.   Even stock prices rise and fall according to the public perception of how good the leader is.

8.   Few analysts foresaw that oil prices would rise so steeply.

9.   Food prices have consistently risen less than the retail prices index.

10.   Futures prices rise too, pulling the spot Market behind them.