In recent years empirical studies offer clear evidence on the increasing importance of intra-industry trade in presence of vertically differentiated products. These are goods that, within the same industry, are distinguished by different quality levels. In the new trade theory and in the...

The article discusses the features of product policy in marketing. The author analyzes the objectives, functions and structural elements of product policy as a tool to promote the products in the consumer market. Particular attention is paid to the practical implementation of product policy in...

A growing number of studies that look at the relationship between innovation and exports find that more innovation tends to allow firms to export more. But very little is known about the heterogeneous impacts of innovation on exports. Since innovation is not a costless activity, it is important...

In this paper I try to analyse the impact of environmental policies in the presence of eco-labelling on the wage level and production levels. For this I start with a general equilibrium framework where a country produces two traded goods using labour and capital, one of which pollutes when...

The effects of entry on consumer and total welfare are studied in a model of consumer search. Potential entrants differ in quality, with high-quality sellers being more likely to meet consumer needs. Contrary to the standard view in economics that more entry benefits consumers, we find that...

Exporter wage premium has been widely studied in the literature on international trade. The aim of this paper is analyze whether there is also a producer quality wage premium at firm level, and if so, analyze whether its origin is similar to the exporter wage premium. In other words, I test...

We investigate the dynamic relationship between advertising and product quality under duopolistic competition. By using a simplified vertical product differentiation model with voluntary advertising, we show that the firm with larger market share has a larger advertising share and that there is...

Retrospective studies of horizontal mergers have focused on their price effects, leaving the important question of how mergers affect product quality largely unanswered. This paper empirically investigates this issue for two recent airline mergers: Delta/Northwest and Continental/United....

The importance of informational aspects of market processes has received considerable attention. This paper considers the problem of adverse selection and the possible outcomes under different risk behaviour assumptions.The paper is structured as follows : section II presents briefly some...

The impact on price of current product quality and reputation are estimated using data from the market for Bordeaux wine. A model is proposed in which price is a function of current quality and expected quality, where the latter depends on reputation. Equations determining price and expected...