Multi-product Exporters: Facts and Fiction

Asbestos: facts and fiction.

Asbestos: Facts and Fiction I appreciate the opportunity to address the omissions, inaccuracies, and innuendos in the position paper by David P. Rall, "Media and Science: Harmless Dioxin, Benign CFCs, and Good Asbestos" (EHP 102:10). Unfortunately, Rail not only misinterprets the conclusions of our 1990 Science article by Mossman et al. (1) but he fails to mention the database, scientific panel...

Leprosy: Facts and Fiction

Teething: facts and fiction.

Multi-product exporters, variable markups and exchange rate fluctuations

In this paper we investigate how firms adjust markups across products in response to fluctuations in the real exchange rate. In a theoretical framework, we show that firms increase their markups and producer prices following a real depreciation and that this increase is greater for products with higher productivity, a consequence of local distribution costs. We estimate markups at the market-pr...

Artificial muscle: facts and fiction.

Mechanical devices are sought to support insufficient or paralysed striated muscles including the failing heart. Nickel-titanium alloys (nitinol) present the following two properties: (i) super-elasticity, and (ii) the potential to assume different crystal structures depending on temperature and/or stress. Starting from the martensite state nitinol is able to resume the austenite form (state of...