This paper argues that the growth of large, efficient but anticompetitive superstar firms is responsible for the recent slowdown in US economic growth. The argument is based on the growth theory that we have previously developed and tested, which is based on the concept of creative destruction

Growth has fallen in the U.S., while firm concentration and profits have risen. Meanwhile, labor's share of national income is down, mostly due to the rising market share of low labor share firms. We propose a theory for these trends in which the driving force is falling firm-level costs of...

In this chapter we argue that the endogenous growth model with quality-improving innovations provides a framework for analyzing the determinants of long-run growth and convergence that is versatile, simple and empirically useful. Versatile, as the same framework can be used to analyze how growth...

Transition has entailed the introduction of policies to stimulate product market competition, to establish effective corporate governance and to harden enterprise budget constraints. How do these policies interact; Are they substitute policy instruments or does one policy reinforce the effect of...