This study attempted to analyze the effect of regulation and political stability in allocation of mobile telecommunication investments in the African continent between year 2001 and 2011. In order to better understand the dynamics of investment in telecommunications, a framework was developed to...

Given various recent antitrust investigations on the retail sector, we deal with uncovering demand systems substitution patterns for a particular market (diapers) to investigate the inter-format competition (supermarkets vs. discounters vs. drugstores). Using the uncovered demand system we...

In this paper we measure knowledge spillovers arising from venture-capital financed companies on the patenting activities of other companies and compare them to spillovers from established firms. We develop a novel measure to to identify the appropriate spillover pool based on backward citations...

This paper analyses the influence of in-house R&D and external knowledge acquisition on the total factor productivity (TFP) of listed Chinese firms for the time period 2001-2010. We find a quantitatively important positive effect of in-house R&D. The achieved level of technological...

This paper investigates empirically firm investment behavior in research and development (R&D). Firms make investments in R&D in order to produce innovations. These innovations in turn improve the firm's future productivity level, pro tability and incentives to invest in R&D. Using German...

This study investigates the allocation and effect of technology subsidies on R&D activities and technology acquisitions of Chinese domestic firms. We exploit novel firm data which includes information on subsidies, R&D, patents, trade, and balance sheet indicators. Conditional...