This volume presents a collection of the most important published articles in the field, including influential papers by key economists on terms of primary products, commodity price instability, stabilization programmes, trade shocks, futures markets and sectoral studies.

Using a sample comprising nearly a quarter of a million weekly prices from the largest seven supermarket chains in the UK, we present statistical evidence on two pricing practices that have attracted public interest. Analysing price dynamics before and after periods of promotional discounting...