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I use firm-product-level data for Canadian online retailers to study how product scope (the average number of product categories per firm) evolved from 1999 to 2012. During this period, product scope dropped monotonically from 59 to 5 product categories. Using a theoretical model of...
Persistent link: https://www.econbiz.de/10012104375
In settings where most workers have full-time schedules, hourly wages are appropriate primary indicators of job quality and worker outcomes. However, in sectors where full-time schedules do not dominate - primarily service-producing activities - total hours matter, in addition to hourly wages,...
Persistent link: https://www.econbiz.de/10009534962
In settings where most workers have full-time schedules, hourly wages are appropriate primary indicators of job quality and worker outcomes. However, in sectors where full-time schedules do not dominate — primarily service-producing activities — total hours matter, in addition to hourly...
Persistent link: https://www.econbiz.de/10014169789
Numerous recently uncovered cartels operated along the supply chain, with firms at one end facilitating collusion at the other - hub-and-spoke arrangements. These cartels are hard to rationalize because they induce double marginalization and higher costs. We examine Canada's alleged bread cartel...
Persistent link: https://www.econbiz.de/10012670820
In contrast to the European Commission, the U.S. Department of Justice and Federal Trade Commission have not meaningfully prosecuted monopolistic abuses over the past 16 years. The U.S. Supreme Court's view on monopolies has also become forgiving. There is no empirical support that...
Persistent link: https://www.econbiz.de/10012934539
-maximizing levels, leading to biases in the model’s marginal cost estimates. I study the implications for merger simulations, and find … that these biases compromise estimates of merger-related cost efficiencies, yet do not prevent these models from generating … useful predictions of the price and non-price effects of mergers …
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