Economic consequences of post-harvest insect damage in Rwandan common bean markets

Post-harvest losses have major economic consequences for smallholders in sub-Saharan Africa. One significant contributor to economic losses is price penalties for poor quality marketed grain. This study investigates farm-gate level discounts demanded by rural Rwandan bean traders for insect-damaged common beans. We use a simplified contingent valuation methodology with physical bean samples to elicit seasonal damage discount schedules based on...