This study provides a powerful demonstration of the real world impact of increased competition. By presenting six market case studies drawn from a variety of sectors it gives evidence of the type and magnitude of the benefits following market interventions to develop competition and free up the...

This paper assesses the ability of consumers to choose between alternative suppliers. Across two independent datasets from the UK electricity market we find that consumers switching exclusively for price reasons appropriated only a quarter to half of the maximum gains available. While such...