We investigate the pricing policy and the welfare effects associated with a firm's ability to commit to future prices in a storable good market where the cost of production varies over time. If the cost is expected to increase, the firm's lack of commitment generates price changes relative to...

Using a model of dynamic price competition, this paper provides an explanation from the supply side for the well-established observation that retail prices adjust faster when input costs rise than when they fall. The opportunity of profitable storing for the next period induces competitive firms...