We explore the extent to which R&D and advertising expenditures generate a comparative advantage that allows firms to earn supranormal profits. After controlling for unobserved firm-specific factors and the feedback between discretionary expenditures and profitability, our results suggest...

Much public attention and considerable controversy surround pharmaceutical marketing practices and their impact on physicians. However, views on the matter have largely been shaped by anecdotal evidence or results from analyses with insufficient controls. Making use of a dynamic fixed-effects...

Several organizations have developed ongoing crowdsourcing communities that repeatedly collect ideas for new products and services from a large, dispersed "crowd" of nonexperts (consumers) over time. Despite its promises, little is known about the nature of an individual's ideation efforts in...

In contrast to the prevailing supply-side explanation that price decreases are the key driver of a sales takeoff, we argue that outward shifting supply and demand curves lead to market takeoff. Our fundamental idea is that sales in new markets are initially low because the first commercialized...

The conventional wisdom that product lifetimes are shrinking has important implications for technology management and product planning. However, very limited empirical information on this topic is available. In this paper, product lifetimes are directly measured as the time between product...

High-Definition Television promises to be the next generation of television. This technology has broad implications for consumer markets, as well as the underlying manufacturing, technology development, and R&D activities of firms. Under increasing pressure from various groups, the U.S....

We study how industry clockspeed, internal firm factors, such as product development, production, and inventory costs, and competitive factors determine a firm's optimal new-product introduction timing and product-quality decisions. We explicitly model market demand uncertainty, a firm's...

Studying the U.S. personal computer industry from its inception in 1974 through 1994, we address the following questions. What product technology strategies increase the survival chances of entrants into new, technologically dynamic industries? Does the effectiveness of these strategies differ...