Capitalist development or super-exploitation? Measuring surplus transfer along the global coffee commodity chain

The data files used to measure the transference of economic surplus and change in the rate of super-exploitation of coffee farmers include coffee export prices, retail prices, production and export volumes, as well as several other time series used in order to disaggregate and deflate prices using a novel method. R code provided includes all data manipulation, calculation of summary statistics, and all plots used in the article.