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In the past several decades, the U.S. economy has witnessed a number of striking trends that indicate a rising market concentration and a slowdown in business dynamism. In this paper, we make an attempt to understand potential common forces behind these empirical regularities through the lens of...
Persistent link: https://www.econbiz.de/10012104132
We use transaction-level data to study changes in the concentration of US imports. Concentration has fallen in the typical industry, while it is stable by industry and origin country. The fall in concentration is driven by the extensive margin: the number of exporting firms has grown, and the...
Persistent link: https://www.econbiz.de/10012495680
The recent fall of labor's share of GDP in numerous countries is well-documented, but its causes are poorly understood. We sketch a "superstar firm" model where industries are increasingly characterized by "winner take most" competition, leading a small number of highly profitable (and low labor...
Persistent link: https://www.econbiz.de/10011602754
This paper analyzes the implications of the gradual rise in bank concentration since the 1990s for the transmission of … the level of local bank concentration and bank capitalization. I find that banks operating in high-concentration markets … in local deposit and loan markets, along with bank capital requirements, lead to frictions on the pass-through to the …
Persistent link: https://www.econbiz.de/10014251891
In this paper, we review the literature on declining business dynamism and its implications in the United States and propose a unifying theory to analyze the symptoms and the potential causes of this decline. We first highlight 10 pronounced stylized facts related to declining business dynamism...
Persistent link: https://www.econbiz.de/10012104042
Based on a theoretical model featuring heterogeneous retailers that may source globally and operate as chains, we derive a number of hypotheses that link trade integration to retail firm performance and to the structure of retail markets. We empirically test these predictions using Danish...
Persistent link: https://www.econbiz.de/10011863627
We provide the first estimates of the extent of common ownership of competing firms in Australia. Combining data on market shares and substantial shareholdings, we calculate the impact of common ownership on effective market concentration. Among firms where we can identify at least one owner, 31...
Persistent link: https://www.econbiz.de/10012507267
We study the gains from trade in a model with oligopolistic competition, heterogeneous firms and innovation, and provide a formula to decompose the mechanism. The new insight we provide is that market concentration can be a welfare-relevant feature of market power above and beyond markup...
Persistent link: https://www.econbiz.de/10012507344
This paper develops a dynamic general equilibrium model with heterogeneous firms that face search complementarities in the formation of vendor contracts. Search complementarities amplify small differences in productivity among firms. Market concentration fosters monopsony power in the labor...
Persistent link: https://www.econbiz.de/10012433938
We examine the strategic use of Corporate Social Responsibility (CSR) in imperfectly competitive markets. The level of CSR determines the weight a firm puts on consumer surplus in its objective function before it decides upon supply. First, we consider symmetric Cournot competition and show that...
Persistent link: https://www.econbiz.de/10011659485