Using a randomized experiment targeting wheat producers in Ethiopia, this study examines the impact of providing market price information through Facebook on farmers’ selling prices of wheat. In addition, to identify how homogeneity of informant affects the information use provided via social...

This paper examines how negative shocks due to, for example, natural disasters, propagate through supply chains, applying a simulation technique to actual data on supply chains of Japanese firms. We obtained the five results. (1) Network structures severely affect the speed of propagation in the...

Social and economic networks can be a channel of negative shocks and thus deteriorate resilience and sustainability of our society. This study focuses on supply chains, or supplier--customer networks of firms and examines how production losses caused by natural disasters propagate to and persist...