This paper presents a firm and market model that is able to reproduce the empirically observed patterns on firm growth and its statistical characteristics. It goes beyond the existing firm models by reproducing all stylized facts established in the literature. Furthermore, the model is flexible...

This paper explores the relationship between the structure of the market for the refining and distribution of gasoline and the wholesale price of unbranded gasoline sold to independent gasoline retailers. Theoretically, the effect of an increase in vertical integration is ambiguous because...

Multi-product exporters choose their product mix focusing on their best-performing products. Although their product mix varies across countries (the fickle fringe), the interdependence in demand or production technology making vectors of products systematically co-exported leads to commonalities...

This paper analyzes how multi-product firms adjust their exported product-mix across destinations. Using cross sections of Italian and French data, we show that firms do not follow a rigid ordering in their product mix exported in different markets but rather they adapt their choices to better...