Abdulai, Awudu; Kuhlgatz, Christian; Schmitz, Silke - In: Agribusiness 25 (2009) 3, pp. 331-350
In this study, the authors examined the incidence and determinants of quantity price discounts and quantity price surcharges in the German food sector through a bivariate probit model, using recent consumer scanner survey data. Selectivity bias was corrected for in estimating the magnitude of...