A firm may allow customers to learn the value of its product prior to buying it. This increases their willingness to pay, even though it also leads some not to buy. That strategy may also be used as a competitive tool to increase its product's attractiveness. This paper examines competition...

Wine brokers are wholesale intermediaries. They belong to the category of the matchmaker intermediaries. These middlemen are not well known. Their role is to help buyers and sellers of bulk wine to meet and transact. Assuming that wine merchants appeal to brokers because they reduce transaction...

We test whether momentum-based strategies remain profitable after considering market frictions induced by trading. Intra-day data are used to estimate alternative measures of proportional (spread) and non- proportional (price impact) trading costs. A cross-sectional model of the relation between...

Market gardening has been increasing fast in Senegal. But farmers face high marketing risks: daily price fluctuations exceed an average 20% for some products, seasonality is strong, anticipation based on prices leads to cyclic movements. Farmers and market operators have found various forms of...