We model a dynamic purchase context in which a consumer is uncertain about the product's valuation. The consumer has two purchase opportunities for the product: forward purchase in period 1 or spot purchase in period 2. Two forms of regret are considered: buyer's regret over the money paid in...

We investigate the role of sales assistance in driving customer’s purchase decision using unique observational video data from a cosmetics retail chain. The data contain visual descriptors of customers and their in-store activities including the time they spent in interacting with salespersons...