We consider a model of directed search where the sellers are allowed to post mechanisms with entry fees. Regardless of the number of buyers and sellers, the sellers are able to extract all the surplus of the buyers by introducing entry fees and making price schedules positively sloped in the number of buyers arriving to their shops. This is in contrast to results that are achieved for large mar...

The efficient market hypothesis states that investors immediately incorporate all available information into the price of an asset to accurately reflect its value at any given time. The sheer volume of information immediately available electronically makes it difficult for a single investor to keep abreast of all information for a single stock, let alone multiple. We aim to determine how quickl...

The introduction makes up for the mandatory abstract.

The efficient market hypothesis states that an efficient market immediately incorporates all available information into the price of the traded entity. It is well established that the stock market is not an efficient market as it consists of numerous traders with differing strategies and interpretations of information. However there is substantial evidence to suggest that the stock market does ...

Supermarkets and hypermarkets already dominate the markets of some larger cities, and their continued expansion from major cities into smaller cities is expected to further drive competition in the grocery retail sector. Of the various retail channels, hypermarkets are expected to have the most growth potential in the Chinese market and are benefitting from consumer trends toward convenience an...

Most skills acquired through on-the-job training may be specific to an occupation and therefore transferable to some but not all firms. However, economists have typically focused on skills that are either specific to a given firm or skills that are completely general. This paper explores the relationship between the size of the local market for an occupation-specific skill and job-training outc...

A thin market is a market with few buying or selling offers. The concept of market thinness, while general, is typically used in the context of financial markets. When the number of buying or selling offers is small, investors' trading positions are large relative to market size. Trading then requires price concessions and thus exerts an impact on prices. A thin market is characterized by low t...

This paper studies the inventive performance and profitability of small and medium sized firms (SMEs) that are “technology specialists” compared to the inventive performance and profitability of SMEs that are instead vertically-integrated. In this paper perspective, “technology specialists” are firms that specialize upstream in generating inventions and trade those inventions in disembodied for...