We investigate the impact of delegating decision making to information technology (IT) on an important human decision bias – the sunk cost effect. To address our research question, we use a unique dataset containing actual market transaction data for approximately 7,000 pay-per-bid auctions....

Consumer ratings play a decisive role in purchases by online shoppers. Although the effect of the average and the number of consumer ratings on future product pricing and demand have been studied with some conclusive results, the effects of the variance of these ratings are less well understood....