Based on the publicly available information on the data sources and methodology used by the Census Bureau to estimate e-commerce and physical retail sales, and based on detailed e-mail communications with the Census official responsible for the retail trade data, we found, in a version of this...

The digitalization of the every-day life also affects buying habits of customers. Changes that take place regarding these habits result in an increasing number of e-commerce retailers. Online-shops in the business-to-consumer field are especially successful with apparel and electronic products....

Weihnachtsgeschenke führen nicht nur zu strahlenden Kinderaugen, sondern auch zu bedeutenden Umsatzsteigerungen im Einzelhandel. In diesem Artikel wird die Bedeutung des Weihnachtsgeschäftes für den deutschen Einzelhandel dargestellt und mit den europäischen Nachbarn verglichen. Besonders...

Although typically overlooked, many purchase datasets exhibit a high incidence of products with zero sales. We propose a new estimator for the Random-Coefficients Logit demand system for purchase datasets with zero-valued market shares. The identification of the demand parameters is based on a...

Failure to attribute retail sales variation to weather shocks can result in biased demand forecasts, misinterpretation of nancial indicators, and undue volatility in commission-based pay. I estimate retail sales responses to weather shocks using proprietary national daily store-level apparel and...

I estimate the causal effect of increasing displayed product ratings by a half star on Wayfair.com to be a five percent increase in demand for products. This increase is driven by an increase in sales, not a change in price. Products with more ratings or that are sold by lesser known brands see...