liberalization. Firm productivity in a given product is modeled as a combination of firm-level "ability" and firm …-level ability raises a firm's productivity across all products, which induces a positive correlation between a firm's intensive … (output per product) and extensive (number of products) margins. Trade liberalization fosters productivity growth within and …

increased competition from demand shocks in export markets - and the induced product mix reallocations - induce productivity … changes within the firm. We then empirically test for this connection between the demand shocks and the productivity of multi …-product firms exporting to those destinations. We find that the effect of those demand shocks on productivity are substantial - and …

This paper analyzes the welfare implications of international spillovers related to productivity gains, changes in …-equilibrium model with monopolistic competition, drawing a distinction between productivity gains that enhance manufacturing efficiency …

agenda to integrate major research streams treating innovation as an object of economic analysis into our standard models … outcome. The totality of possible outcomes drives the national innovation system and the returns to a particular successful … required to motivate investment attempting to turn them into an innovation. The alternative to a valuable proprietary …

In this paper I analyze the productivity gains from trade liberalization in the Belgian textile industry. So far …, empirical research has established a strong relationship between opening up to trade and productivity, relying almost entirely … on deflated sales to proxy for output in the production function. The latter implies that the resulting productivity …

engineers and by extensive first-hand observation. We find that productivity improves when multiple generations of the firm … other products. Productivity is, however, decreased when the production facility is faced with extensive within …-product buyer-specific customizations.We develop the implications of these findings for theory and practice …

absolute margin. We derive these results in both a monopoly model and a variety of different competitive models. We conclude …