Oliver Roll

Testing the Technology Readiness and Acceptance Model for Mobile Payments Across Germany and South Africa

R. Elliott, M. Martens, Oliver Roll, 2017 .

Facts or gut feelings: analysis of external pricing antecedents for SMEs in Germany

M. Omar, Ambisisi Ambituuni, Oliver Roll, 2018 .

Pricing trends from a management perspective

Oliver Roll, 2009 .

Are your consumers variety seekers? The moderating impact on the effectiveness of free gift promotions vs. price discounts

Oliver Roll, Elenia Pfeiffer, 2017 .