Tobacco taxes are usually considered regressive as the poorest individuals allocate larger shares of their budget towards the purchase of tobacco related products. However, because these taxes also discourage tobacco use, some of the most adverse effects and their economic costs are reduced,...

We study how competition affects innovation (and welfare) when firms compete both in the product market and in innovation development. This relationship is complex and may lead to scenarios in which a lessening of competition increases R&D and consumer welfare in the long run, which is in...

We study how competition impacts innovation (and welfare) when firms compete both in the product market and in innovation development. This relationship is complex and may lead to scenarios in which a lessening of competition increases R&D and consumer welfare in the long run, contradicting...

I examine the impact of patent policy — characterized by patent length and strength — on R&D investment dynamics and the number of competitors in the context of sequential innovation. Overly protective policies introduce two distortions: they delay leaders' and followers' investments toward...

We study market entry decisions when firms have private information about their profitability. We generalize current models by allowing general forms of market competition and heterogeneous firms that self-select when entering the market. Post-entry profits depend on market structure, and on the...

The study estimates the tobacco price elasticity of demand for the population of Moldova, and the price elasticity for 10 income groups is obtained. This appears to be the first tobacco price elasticity estimation for income groups in Moldova. The study undertakes an extended cost-benefit...

Tobacco-use–related diseases are the main cause of mortality in Moldova, where tobacco consumption is widely spread, especially among men. In addition to health concerns, tobacco consumption has economic consequences, as households spend substantial resources on tobacco and related...

Tobacco taxes are usually considered regressive, as the poorest individuals allocate larger shares of their budget toward the purchase of tobacco-related products. However, because these taxes also discourage tobacco use, some of the most adverse effects and their economic costs are reduced,...

Tobacco taxes are deemed regressive, because the poorest families tend to allocate larger shares of their budget to purchase tobacco. However, as taxes also discourage tobacco use, some of the most adverse effects, including higher medical expenses, lower life expectancy at birth, added years of...