Hedonic price function estimation in economics and marketing: revisiting Lancaster's issue of "noncombinable" goods. - Ruben Chumpitaz; Kristiaan Kerstens; Nicholas Paparoidamis; Matthias Staat (Ann. Oper. Res., 2010)

Comparing efficiency across markets: An extension and critique of the methodology. - Ruben Chumpitaz; Kristiaan Kerstens; Nicholas Paparoidamis; Matthias Staat (Eur. J. Oper. Res., 2010)