1.  Car rental firms have found it hard to increase their prices to cover these higher costs.

2.  If these taxes increase the price of all products in proportion to their original price, they distort Market preferences relatively little.

3.  The high cost of materials will compel manufacturers to increase their prices.

4.  The simplest solution would be to increase the price.

5.  The company has increased the price of its cars.

6.  They have made it clear they will not reverse the decision to increase prices.

7.  He appealed to firms not to increase their prices unduly.

8.  The move followed disagreements over a decision to increase the price of vegetable oils.

9.  The participants called on enterprises not to increase prices in the run-up to the elections in order to prevent unrest.

10.  No new taxes were introduced and there were a number of tax concessions for businesses, but fuel prices were increased.