In this paper, we study supplier encroachment in competition with multi-product retailers and its effects on retail profits under endogenous consumer shopping behavior. We find that supplier encroachment (weakly) increases both supplier and retailer profits, as the retailer benefits from better...

The New Trade Theory predicts that international trade lowers prices for consumers and expands the choices available to them. This study shows that both predictions may no longer hold once adjustments in the retail sector are taken into account. I present a new model of retailing in general...

This article bridges monopoly, monopsony, and countervailing power theories to analyze their welfare implications in a vertical supply chain. We develop a bilateral monopoly model with bargaining that accommodates upstream monopsony and downstream monopoly power. In equilibrium, the...

The rapid growth of international retail e-commerce has drawn scrutiny to the US de minimis rule, which exempts low-value imports from tariffs. This paper analyzes how the rule shapes the small-value e-commerce trade. We examine whether tariff increases during the 2018-2019 US-China trade war...

We study how the introduction of private-label brands (PLs) affects retailers' prices, demand, and profits, explicitly accounting for assortment adjustments of national brands (NBs) in retail stores. Using a detailed dataset on the U.S. beef market, we find that, when PLs are added to the...

Technological innovations facilitating e-commerce have well-documented effects on consumer behavior and firm organization in the retail sector, but the effects of these new transaction technologies on fiscal systems remain unknown. By extending models of commodity tax competition to include...

In this paper we argue that strong political economy forces explain the rush of the EU to expand eastwards. We use a model of vertical product differentiation in order to claim that technologically- advanced EU firms (residing in high-income member countries) prefer a mutual market-opening with...

At the end of June 1999 the intra-EU duty free shopping was abolished among the fifteen member nations. The opponents of this resolution argued that such a tax-free sales sector created jobs EU-wide and hardly reduced the value added and excise tax revenue of individual countries. In their...