We characterise petrol pricing dynamics in an unusual policy environment. A timing restriction in the Western Australian market imposes discrete time pricing on petrol retailers, enabling us to observe the exact timing of price changes. We employ a Markov switching regression model, finding the...

The price commitment model of Maskin and Tirole (1988) provides an extensively cited foundation for Edgeworth cycles. We examine the viability of Edgeworth cycles when price commitment is partial in the sense that a subset of firms are committed to price in each period. If multiple firms are not...

We study the optimal behaviour of a cartel faced with fringe competition and imperfectly attentive consumers. Intertemporal price dispersion obfuscates consumer price comparison which aids the cartel through two channels: it reduces the effectiveness of free riding by the fringe; and it relaxes...

This paper asks whether the results obtained from using the standard approach to testing the influential Grossman and Helpman %u201Cprotection for sale (PFS)%u201D model of political economy might arise from a simpler setting. A model of imports and quotas with protection occurring in response...