二、供给的影响因素 As firms supply more, they are likely to find that beyond a certain level of output, costs rise more and more rapidly. a Given time, if the price of a good remains high new producers will be encouraged to set up in production. Total market supply thus rises The number of suppliers二、供给的影响因素 ▪ As firms supply more, they are likely to find that beyond a certain level of output, costs rise more and more rapidly. ▪ Given time, if the price of a good remains high, new producers will be encouraged to set up in production. Total market supply thus rises. ▪ The number of suppliers