Market definition for antitrust purposes is by now firmly rooted in economic analysis both in the US and the EU, even if the approaches are slightly different. This Paper examines the theoretical basis for the legal definitions and assesses whether the general principles need to be adapted when...

A number of European countries, among which the UK and Spain, have opened up their Directory Enquiry Services (DQs) market to competition. In Spain, both local and foreign firms challenged the incumbent as of April 2003. The latter abused its dominant position by providing an inferior quality...

The paper studies the impact of market integration on investment incentives in non-competitive industries. It distinguishes between investment in transportation and production cost-reducing technologies. Each domestic firm is controlled by a national regulator in a common market made of two...

This paper presents results from a calibrated welfare model of the UK mobile telephony market which includes many mobile networks; calls to and from the fixed network; networkbased price discrimination; and call externalities. The analysis focuses on the short-run effects of adopting lower...

This Paper examines a general problem exemplified by post-auction (third generation ‘3G’) mobile telecommunications markets and by recent developments in the UK market for postal services. When entering these (or any other) markets, firms must often decide on the degree of coverage...

This paper constructs a growth model that is consistent with salient features of the Chinese growth experience since 1992: high output growth, sustained returns on capital investments, extensive reallocation within the manufacturing sector, falling labor share and accumulation of a large foreign...

This paper examines shares of fixed capital formation in GDP and rates of economic growth for more than 100 countries over successive five-year periods between 1965 and 1985 to determine the direction of causality between them. Simple regressions and multiple regressions including several...

Empirical evidence seems to indicate that economic growth since 1965 has varied inversely with natural resource abundance across countries. This Paper proposes a linkage between abundant natural resources and economic growth, through saving and investment. When the share of output that accrues...

The paper comprises a thorough survey of the literature on growth in Western Europe since 1950. This experience is put in the context both of long-run historical trends and the ideas emanating from recent work in growth economics. The exceptional nature of the Golden Age (c.1950-73) is confirmed...