We empirically examine the impact of expanded product variety on demand concentration using large data sets from the movie rental industry as our test bed. We find that product variety is likely to increase demand concentration, which goes against the “Long Tail effect” theory predicting...

Some industries such as healthcare and financial services have reported significant productivity gains from introduction of new technologies. However, other more traditional, labor-intensive industries are lagging behind. We use granular data to examine the impact of a customer-facing technology...

We examine a large operational data set in a casual restaurant setting to study how coworkers’ sales ability level affects other workers’ sales performance. We find that waiters react non-linearly to their coworkers’ ability. In particular, when coworkers’ overall sales ability is low,...

Operational risk has been among the three most significant types of risks in the financial services industry, and its management is mandated by Basel II regulations. To inform better labor decisions, this paper studies how workload affects banks' operational risk event occurrence. To achieve...