as的用法.
When the products of severalcompeting suppliers are perceived by consumers to be essentially the same,classical economics predicts that price competition will reduce prices to thesame minimal levels and all suppliers' profits to the same minimal levels.Therefore,if classical economics is true,and given suppliers' desire to makeas much profit as possible,it should be expected that as a marketbecasomes less crowded as suppliers leave,the profits of theremaining suppliers will tend to decrease.
第一个as和第二个as表示什么意思,都是表示当.时候么?