competition and the group effect support the profits of firms with a high ethical code. Paradoxically, a strong group identity …

limitations of the available data, and the potential implications of common ownership for competition in Australia. …

of multi-homing on both sides is mostly ignored in the literature on competition between two-sided platforms. We help … fill this gap by developing a model for platform competition in a differentiated setting (a Hoteling line), which is …

Larger cities typically give rise to two opposite effects: tougher competition among firms and higher production costs …

products’ attractiveness and endogenous competition. The model is motivated by two novel stylized facts using Danish … feature the toughest competition. Depending on the strength of competition, two sorting patterns are possible: one in which … quantifying our model, we find that product-specific differences in attractiveness and competition explain a quarter of the …