When purchase and consumption decisions are separated in time and when future utility is state dependent, consumers may desire to pursue consumption flexibility by purchasing different products together (multiple buying). This paper analyzes the effects of consumption flexibility on competing...

The idea that market selection promotes survival and expansion of the “fittest” producersis a key principle underlying theories of competition. Yet, despite its intuitive appeal, thehypothesis that companies with superior productivity also exhibit higher growth lacks em-pirical support. One...

We propose the so-called domestic "embodied unit labor costs" (EULC) at the country-sector level as a new cost-related basis for measures of international competitiveness. EULC take into account that a sector's labor costs constitute only a small share of its total cost which to a large extent...