A very interesting article regarding the relocalisation of food has been recently published. Different sources indicate that the purchase of local food stimulates local economies through multiplier effects. In order to facilitate evidence-based policymaking, this publication presents a systematic review carried out by the Centre for Economic and Regional Studies and the Institute of Marketing and Management, both from Hungary, analising four types of multipliers based on (1) output, (2) employment, (3) income, and (4) value-added multipliers.
The article can be found here