We develop a model of vertical innovation in which firms incur a market entry cost and position themselves in the … motives for innovation in vertically differentiated markets …

traces the sources of TFP growth in the UK over the last two decades through the lens of a structural model of innovation …, using registry data on the universe of firms. The dominant innovation source in the pre-GFC decade were improvements by … recovery, survey data suggests that creative destruction (i.e., innovation replacing other firms' products) is expected to gain …