The so-called excess-entry theorem (Mankiw and Whinston 1986, Suzumura and Kiyono, 1987) establishes conditions guaranteeing that more firms enter a homogeneous Cournotoligopoly in equilibrium than a benevolent government prefers. We generalise the approach and analyse the behaviour of a...

This paper discusses how antitrust law and regulatory rules should be applied to network industries. In assessing the application of antitrust in network industries, we analyze a number of relevant features of network industries and the way in which antitrust law and regulatory rules can affect...

Much government policy focuses on improving the supply-side conditions of product rivalry, but policymakers rarely address the potential beneficial impacts of improving the demand-side conditions of rivalry. This paper suggests that focus on such demand-side elements can yield substantial...

This paper discusses how antitrust law and regulatory rules should be applied to network industries. In assessing the application of antitrust in network industries, we analyze a number of relevant features of network industries and the way in which antitrust law and regulatory rules can affect...

This publication analyses the impact COVID-19 has had on asset-backed pension arrangements and the main policies countries have implemented in response to date. It then presents policy guidelines to help strengthen asset-backed pension arrangements and improve retirement outcomes in a post-COVID...