We study the dual relationship between market structure and prices and between market structure and investment in mobile telecommunications. Using a uniquely constructed panel of mobile operators' prices and accounting information across 33 OECD countries between 2002 and 2014, we document that...

This study evaluates the impact of competition on quality, innovation and price in Europe's mobile communications market during the 4G era (2011-18). Our results indicate that European mobile users in more concentrated markets benefitted the most from higher network quality, particularly with...

We study the dual relationship between market structure and prices and between market structure and investment in mobile telecommunications. Using a uniquely constructed panel of mobile operators’ prices and accounting information across 33 OECD countries between 2002 and 2014, we document...

This study examines the impacts of reforms - privatization, new entry and independent regulatory authority - on mobile network penetration and expansion using a new and hitherto unused panel dataset for 30 national mobile markets (i.e. 29 OECD countries and China) over the time period 1991-2006...

In November 2000, Vodaphone (then J-Phone) introduced the world's first camera phone made by Sharp. It was an instant hit with Japanese youth. At the time, Vodaphone was Japan's number three service provider trailing the market leader DoCoMo, run by NTT, and the second place service provider au,...

We evaluate the impact of competition on investments in Europe’s mobile communications market during the 2011-2021 period. There are stark and sustained differences in market outcomes between three- and four-player markets in Europe, and economic theory suggests these could be partly explained...

This study evaluates the impact of competition on quality, innovation and price in Europe’s mobile communications market during the 4G era (2011-18). Our results indicate that European mobile users in more concentrated markets benefitted the most from higher network quality, particularly with...