000			00658nam a2200217Ia 4500
008			140626s9999 xx 000 0 und d
100			_aAscarza, Eva..
245			_aWhen talk is "free" : _b the effect of tariff structure on usage under two- and three-part tariffs / _cEva Ascarza ... [et al.].
260			_cc2012.
300			_a49 : 6, page 882
440			_aJournal of Marketing Research
521			_aBSBA
650			_aDiscrete/continuous choice model.
650			_aFree products.
650			_aLearning.
650			_aNonlinear pricing.
650			_aPricing.
650			_aThree-part tariffs.
650			_aUncertainty.
942			_cSE
999			_c121072 _d121072