、什么是供给( supply a Supply The different quantities of a good that producers are willing and able to provide or sell at various prices over a given time period Supply curve a graph showing the relationship between the price of a good and the quantity of the good supplied over a given period of time 供给是指在某一特定时期内,在每一价格水平时厂商(生产 者)愿意而且能够出售的商品量。一、什么是供给(supply) ◼ Supply The different quantities of a good that producers are willing and able to provide or sell at various prices over a given time period. Supply curve A graph showing the relationship between the price of a good and the quantity of the good supplied over a given period of time. ▪ 供给是指在某一特定时期内，在每一价格水平时厂商（生产 者）愿意而且能够出售的商品量