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Beef up Your Competitor: A Model of Advertising Cooperation between Internet Search Engines

Sapi, Geza; Suleymanova, Irina - DIW Berlin (Deutsches Institut für Wirtschaftsforschung) - 2009

We propose a duopoly model of competition between internet search engines endowed with different technologies and study the effects of an agreement where the more advanced firm shares its technology with the inferior one. We show that the superior firm enters the agreement only if it results in...

Persistent link: https://www.econbiz.de/10005068992

Do External Technology Acquisitions Matter for Innovative Efficiency and Productivity?

Gantumur, Tseveen; Stephan, Andreas - DIW Berlin (Deutsches Institut für Wirtschaftsforschung) - 2010

technology affects the efficiency and productivity in innovation of technology acquiring firms. Using the stochastic frontier … analysis combined with a difference-in-difference matching approach and firm-level panel from the German Innovation Survey for … external R&D in innovation production, which is attributed by increasing returns to R&D scale and increasing technical …

Persistent link: https://www.econbiz.de/10008539928

Winners and Losers: Fragmentation, Trade and Wages Revisited

Geishecker, Ingo; Görg, Holger - DIW Berlin (Deutsches Institut für Wirtschaftsforschung) - 2003

Our paper investigates the link between international outsourcing and wages utilising a large household panel and combining it with industry level information on industries' outsourcing activities from input-output tables. By doing so we can arguably overcome the potential aggregation bias as...

Persistent link: https://www.econbiz.de/10005069046

Ex-Post Merger Evaluation in the UK Retail Market for Books

Aguzzoni, Luca; Argentesi, Elena; Ciari, Lorenzo; Duso, … - DIW Berlin (Deutsches Institut für Wirtschaftsforschung) - 2013

This paper empirically evaluates the price effects of the merger of two major book retail chains in the UK: Waterstone's and Ottakar's. We employ differences-in-differences techniques and use a rich dataset containing monthly scanner data information on a sample of 200 books sold in 60 stores in...

Persistent link: https://www.econbiz.de/10010735264

They Played the Merger Game: A Retrospective Analysis in the UK Videogames Market

Aguzzoni, Luca; Argentesi, Elena; Buccirossi, Paolo; … - DIW Berlin (Deutsches Institut für Wirtschaftsforschung) - 2013

We study the effect of a merger in a dynamic high-technology industry-the videogame market- which is characterized by frequent introduction of new products. To assess the impact of the merger between two large specialist retailers in the UK, we perform a difference-in-differences analysis...

Persistent link: https://www.econbiz.de/10010698826

The Welfare Impact of Parallel Imports: A Structural Approach Applied to the German Market for Oral Anti-Diabetics

Duso, Tomaso; Herr, Annika; Suppliet, Moritz - DIW Berlin (Deutsches Institut für Wirtschaftsforschung) - 2014

We investigate the welfare impact of parallel imports using a large panel data set containing monthly information on sales, ex-factory prices, and further product characteristics for all 700 anti-diabetic drugs sold in Germany between 2004 and 2010. We estimate a two-stage nested logit model of...

Persistent link: https://www.econbiz.de/10011266596

An Exact Solution Method for Binary Equilibrium Problems with Compensation and the Power Market Uplift Problem

Huppmann, Daniel; Siddiqui, Sauleh - DIW Berlin (Deutsches Institut für Wirtschaftsforschung) - 2015

We propose a novel method to find Nash equilibria in games with binary decision variables by including compensation payments and incentive-compatibility constraints from non-cooperative game theory directly into an optimization framework in lieu of using first order conditions of a...

Persistent link: https://www.econbiz.de/10011266601

Evidence of Market Power in the Atlantic Steam Coal Market Using Oligopoly Models with a Competitive Fringe

Haftendorn, Clemens - DIW Berlin (Deutsches Institut für Wirtschaftsforschung) - 2012

Before 2004 South Africa was the dominant steam coal exporter to the European market. However a new market situation with rising global demand and prices makes room for a new entrant: Russia. The hypothesis investigated in this paper is that the three incumbent dominant firms located in South...

Persistent link: https://www.econbiz.de/10009646241

German Nuclear Phase-out Policy: Effects on European Electricity Wholesale Prices, Emission Prices, Conventional Power Plant Investments and Eletricity Trade

Traber, Thure; Kemfert, Claudia - DIW Berlin (Deutsches Institut für Wirtschaftsforschung) - 2012

The German decision to finally phase-out nuclear electricity has led to a debate on its effects on electricity prices, emission prices in the European emission trading system, as well as on international electricity trade. We investigate these effects with a Electricity market model for Europe...

Persistent link: https://www.econbiz.de/10010556954

The Dynamics of Global Crude Oil Production

Zaklan, Aleksandar; Zachmann, Georg; Neumann, Anne - DIW Berlin (Deutsches Institut für Wirtschaftsforschung) - 2010

We analyze the dynamic effect of prices and price volatility on current oil production, both on the level of country groups and the major individual producer countries. A comprehensive dataset at monthly frequency allows us to include a rich lag structure while controlling for key global and...

Persistent link: https://www.econbiz.de/10008693468