In this paper, we propose a multivariate time series model for over-dispersed discrete data to explore the market structure based on sales count dynamics. We first discuss the microstructure to show that over-dispersion is inherent in the modeling of market structure based on sales count...

We analyse the triangle of Initial Coin Offerings (ICO) and cryptocurrencies, namely Bitcoin and Ethereum. So far, little is known about the relationship between ICOs, bitcoin and Ether prices. Hence, we employ both bitcoin and Ether prices but also the ICO amount to measure the future...

Business microdata have proven useful in a number of fields, but the main sources of comprehensive microdata are subject to significant confidentiality restrictions. A growing number of papers instead use a private data source seeking to cover the universe of U.S. business establishments, the...

Prior literature has found evidence that pleasant weather (namely, sunshine) leads to higher tipping rates, presumably because it improves the moods of either servers or patrons. However, studies examining the relationship between pleasant weather and tipping behavior have involved relatively...

During those periods when consumers' purchasing power decreases, retailers must develop commercial policies according to the new situation. In this context, promotions that may involve monetary savings for the consumer may look especially attractive. However, to propose commercial policies in...

To understand the relevance of marketing efforts, it has become standard practice to estimatethe long-run and short-run effects of the marketing-mix, using, say, weekly scanner data. Acommon vehicle for this purpose is an econometric time series model. Issues that areaddressed in the literature...