This paper presents a macroeconomic agent based model with endogenous innovation-driven growth and knowledge accumulation which aims to analyze the underlying causes of the recent increase in market concentration, by focusing on the interplay of technical change and market power, and the...

I develop a simple Schumpeterian agent-based model where industries are born and evolve endogenously and use it to study the interrelation between technological change, economic growth, market concentration and inequality. This theoretical model combines features from the Schumpeter Mark I...

Wealth concentration in the U.S. has increased over the past 25 years across multiple methodologies for measuring wealth. But the reasons for the increase—and the timing of the increase—are quite different. In this note, we show that most available estimates are fairly consistent in level...

Understanding the economic and social effects of the recent global trends of rising market concentration and market power has become a policy priority. To fill this knowledge gap, this paper introduces a simple simulation method, the Welfare and Competition tool (WELCOM), to estimate with...

In this paper we aim to trace the roots of the ongoing economic mayhem and to unmask the chorus of the tragedy which plays on the world stage. The main thesis of our work is that, despite the triumphant rhetoric praising the merits of perfect competition, the global fields of the dysfunctional...