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Productivity and the product scope of multi-product firms : a test of Feenstra-Ma

Raff, Horst; Wagner, Joachim - 2012

Feenstra and Ma (2008) develop a monopolistic competition model where firms choose their optimal product scope by balancing the profits from a new variety against the costs of 'cannibalizing' sales of existing varieties. While more productive firms always have a higher market share, there is no...

Persistent link: https://www.econbiz.de/10009682079

Foreign ownership and the extensive margins of exports : evidence for manufacturing enterprises in Germany

Raff, Horst; Wagner, Joachim - 2013

We examine how foreign ownership of a firm affects the variety of goods that the firm exports and the number of countries it trades with. We construct a simple theoretical model of how foreign ownership may affect these extensive margins of exports and take this model to data from Germany, one...

Persistent link: https://www.econbiz.de/10009762493

Subsidies and exports in Germany : first evidence from enterprise panel data

Girma, Sourafel (contributor); Görg, Holger (contributor); … - 2009

We use newly available representative panel data for manufacturing enterprises in West and East Germany to investigate … subsidized, and that exports and subsidies are positively related. Using a matching approach to investigate the causal effect of …. -- Subsidies ; export ; Germany ; enterprise panel data …

Persistent link: https://www.econbiz.de/10003800468

Intra-industry adjustment to import competition : theory and application to the German clothing industry

Raff, Horst; Wagner, Joachim - 2009

This paper uses an oligopoly model with heterogeneous firms to examine how an industry adjusts to rising import competition. The model predicts that in the short run the least efficient firms in the industry become inactive, surviving firms face a fall in output, mark-ups and profits, and the...

Persistent link: https://www.econbiz.de/10003878218