Accommodating heterogeneity and nonlinearity in price effects for predicting brand sales and profits. - Stefan Lang 003; Winfried J. Steiner; Anett Weber; Peter Wechselberger (Eur. J. Oper. Res., 2015)

A comparison of semiparametric and heterogeneous store sales models for optimal category pricing. - Anett Weber; Winfried J. Steiner; Stefan Lang 003 (OR Spectr., 2017)

Modeling price response from retail sales: An empirical comparison of models with different representations of heterogeneity. - Anett Weber; Winfried J. Steiner (Eur. J. Oper. Res., 2021)