consider competition in health insurance markets and physician services markets. We conclude by considering vertical restraints …

This paper studies the impact of hospital competition on waiting times. We use a Salop-type model, with hospitals that … between neighbouring hospitals (competitive segment), and low-benefit patients who decide whether or not to demand treatment … from the closest hospital (monopoly segment). Compared with a benchmark case of monopoly, we find that hospital competition …

empirical findings, our model implies that firms in the competitive market reach higher productivity and employ less workers … competition between private firms for the best motivated workers leads to higher wage cost than under the public monopsony …

products’ attractiveness and endogenous competition. The model is motivated by two novel stylized facts using Danish … feature the toughest competition. Depending on the strength of competition, two sorting patterns are possible: one in which … quantifying our model, we find that product-specific differences in attractiveness and competition explain a quarter of the …

-size distribution? Do they affect individual city sizes? Do they contribute to the productivity advantage of large cities and the … toughness of competition in cities? The short answers are: no; yes; and it depends. …

Although market concentration is one of the main impediments to productivity growth globally, data constraints have … the effects of local industry concentration on productivity. The main results show that a decline by 10 points in the … factor productivity of revenue. Local industry concentration also has heterogeneous effects on productivity across industries …

competitiveness (i.e. productivity, wages and profits) while controlling for key econometric issues such as time-invariant unobserved … competitiveness vary across sectors: while temporary employment is found to enhance productivity and profits in (labour …

the same firm. This management variation accounts for about a fifth of the spread of productivity, a similar fraction as …Partnering with the Census we implement a new survey of "structured" management practices in 32,000 US manufacturing … plants. We find an enormous dispersion of management practices across plants, with 40% of this variation across plants within …