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Why do firms invest in consumer advertising with limited sales response? : a shareholder perspective
Osinga, Ernst C.; Leeflang, Peter; Srinivasan, Shuba; … - In: Journal of marketing 75 (2011) 1, pp. 109-124
Persistent link: https://www.econbiz.de/10008840467
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Early marketing matters : a time-varying parameter approach to persistence modeling
Osinga, Ernst C.; Leeflang, Peter; Wieringa, Jaap E. - In: Journal of marketing research : JMR 47 (2010) 1, pp. 173-185
Persistent link: https://www.econbiz.de/10003947454
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Improving pharmacy store performance : the merits of over-the-counter drugs
Wieringa, Jaap E.; Reber, Katrin Christiane; Leeflang, Peter - In: European journal of marketing : EJM 49 (2015) 7/8, pp. 1276-1299
Persistent link: https://www.econbiz.de/10011338672
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Modeling the effects of promotional efforts on aggregate pharmaceutical demand : what we know and challenges for the future
Wieringa, Jaap E.; Osinga, Ernst C.; Ruiz Conde, Enar; … - In: Innovation and marketing in the pharmaceutical industry …, (pp. 591-628). 2014
Persistent link: https://www.econbiz.de/10010353471
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Modelling the effects of promotion expenditures on sales of pharmaceuticals
Wieringa, Jaap E.; Leeflang, Peter - In: Applied economics 45 (2013) 22/24, pp. 3389-3399
Persistent link: https://www.econbiz.de/10010345405
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Competitive diffusion of new prescription drugs : the role of pharmaceutical marketing investment
Ruiz-Conde, Enar; Wieringa, Jaap E.; Leeflang, Peter - In: Technological forecasting & social change : an … 88 (2014), pp. 49-63
Persistent link: https://www.econbiz.de/10010482346