Psychological state alterations induced by substance-related physiological mechanisms affect consumer decision-making. We examine the influence of caffeine—the world's most popular psychostimulant—on the attraction effect. In three double-blinded experiments, we show that caffeine intake via...

Psychological state alterations induced by substance-related physiological mechanisms affect consumer decision-making. We examine the influence of caffeine—the world’s most popular psychostimulant—on the attraction effect. In three double-blinded experiments, we show that caffeine intake...

The fact that human economic behaviour has a significant irrational element - one that is simultaneously hard-to-explain and highly predictable - has fascinated economists for decades from Fechner, 1860 to Shiller, 2005 and beyond. In this dissertation, I investigate the field from various...