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When a continuum of technologies is introduced to the model of Grossman and Helpman (1991), both continuous and discrete technological progress may occur as a result of technology choices by private firms. A good is created through R&D based on one of a continuum of technologies that differ in...
Persistent link: https://www.econbiz.de/10010332272
AT&T was known for both funding a world-class research lab and delaying deployment of useful innovations from the lab. To explain this behavior we consider a model with an incumbent facing a potential entrant. The incumbent can choose from two technologies for production: old and new. The...
Persistent link: https://www.econbiz.de/10010332466
This paper develops two extensions of the dynamic model presented in Melitz (2003). The first extension consists in the introduction of technology choice between three alternative production technologies: L, M and H. L is assumed to be the same as Melitz's single production technology, while M...
Persistent link: https://www.econbiz.de/10010265957
It is believed that the primary economic solution to climate change is an introduction of a carbon pricing system anchored to the social cost of carbon, either as a form of tax or tradable permits. Potentially significant externalities accompanying the introduction of emission-reducing...
Persistent link: https://www.econbiz.de/10010267264
It is often emphasized that the primary economic solution to climate change is the introduction of a carbon pricing system (tax or tradable permits) anchored to the social cost of carbon. This standard argument, however, misses the fact that if emission reduction is sought through the use of...
Persistent link: https://www.econbiz.de/10010285486
This paper explores a single-item capacitated lot sizing problem with minimum order quantity, which plays the role of minor set-up cost. We work out the necessary and suffcient solvability conditions and apply the general dynamic programming technique to develop an O(T³) exact algorithm that is...
Persistent link: https://www.econbiz.de/10010302566
This paper analyses the flexibility decision of firms. In particular we (a) ask whether the flexibility choice is influenced by market structure (concentration, market growth, ...), (b) compare the firms' actual choices with welfare maximising flexibility decisions (c) investigate the...
Persistent link: https://www.econbiz.de/10010297109
Kenngrößen wie der Produktivität, der Qualifikationsstruktur und den Löhnen, wobei Mikrodaten für die USA und Deutschland … verwendet wurden. Dabei kann die Hypothese unterstützt werden, dass in den USA Betriebe stärker experimentieren - gemessen … durchschnittlichen Einfluss der Einführung neuer Technologien auf die Produktivität und die Löhne in den USA als in Deutschland. …
Persistent link: https://www.econbiz.de/10010299237
Using a country-industry panel dataset (EUKLEMS) we uncover a robust empirical regularity, namely that high-risk innovative sectors are relatively smaller in countries with strict employment protection legislation (EPL). To understand the mechanism, we develop a two-sector matching model where...
Persistent link: https://www.econbiz.de/10010326074
Using a country-industry panel dataset (EUKLEMS) we uncover a robust empirical regularity, namely that high-risk innovative sectors are relatively smaller in countries with strict employment protection legislation (EPL). To understand the mechanism, we develop a two-sector matching model where...
Persistent link: https://www.econbiz.de/10010277257