instrumenting is particularly important for estimating the effect of competition on the markup of the price leader. …

competition on the markup of the price leader. One more firm in the market is associated with a reduction of the price leader …'s markup which is equivalent to competition between existing firms for an additional three weeks in the product life cycle. Our … results support search theoretic models and contradict models of monopolistic competition. Moreover our results support the …

instrumenting is particularly important for estimating the effect of competition on the markup of the price leader. …

' entry decisions in the past. We find that instrumenting is particularly important for estimating the effect of competition …

' entry decisions in the past. We find that instrumenting is particularly important for estimating the effect of competition …

' entry decisions in the past. We find that instrumenting is particularly important for estimating the effect of competition …

instrumenting is particularly important for estimating the effect of competition on the markup of the price leader. -- retailing …