Demand elasticities are, in general, rather crude and approximate measures of aggregate
responses in a market. They do, however, have the great attractions of being empirically …

This paper provides an interpretive review of recent research, concentrating on three areas
where new and important insights have been derived during the last years. We present the …

Many natural competitors are jointly held by a small set of large institutional investors. In the
US airline industry, taking common ownership into account implies increases in market …

A policy change in the European Union's Emissions Trading Scheme (EU ETS) provides us
with a unique opportunity to measure the impact of carbon pricing on aviation, the most …

This paper examines a simple version of the conduct parameter method widely used in
empirical industrial organization and argues that the conduct parameter fails to measure …

This article estimates a structural model of competition among hub-and-spoke airlines in
order to measure the strength of economies of traffic density on individual route segments …

We build a duopoly model to shed light on the environmental impact of HSR-air transport
competition, capturing the effects of induced demand, schedule frequency and HSR speed …

With the deregulation of the telecommunications industry, a variety of industry structures
have been created in hopes of increasing competition. One example is the licensing of …

This paper uses merger simulations to predict postmerger prices for five airline mergers from
the 1980s and compares these predictions with observed postmerger prices. I find that …

We develop a duopoly model to analyze the impact of air transport and high-speed rail
(HSR) competition on the environment and social welfare. We show that the introduction of …