Knowing the elasticity of taxable income (ETI) is crucial for understanding the effects of taxation on taxpayer behavior and consequently on tax revenues. Previous research finds that high-income individuals are the most sensitive to tax policy changes. However, these individuals have more...

Pharmaceutical products can be of poor quality either because they contain zero correct active ingredient (referred to as "counterfeit") or because they contain a non-zero but incorrect amount of the right active ingredient (referred to as "substandard"). While both types of poor-quality drugs...

Focusing on 8 drug types on the WHO-approved medicine list, we constructed an original dataset of 899 drug samples from 17 low- and median-income countries and tested them for visual appearance, disintegration, and analyzed their ingredients by chromatography and spectrometry. Fifteen percent of...

This paper uses an audit sample and a consumer survey to study the intriguing market of online prescription drugs facing US customers, and assesses the role that certification agencies play in online drug markets. On the supply side, we acquire samples of five popular brand-name prescription...

This paper provides a simple analytic approach for measuring the burden of carbon pricing that does not require sophisticated and numerically intensive economic models but which is not limited to restrictive assumptions of forward shifting of carbon prices. We also show how to adjust for the...

Experts claim that some Indian drug manufacturers cut corners and make substandard drugs for markets with non-existent, under-developed or emerging regulatory oversight, notably Africa. This paper assesses the quality of 1470 antibiotic and tuberculosis drug samples that claim to be made in...

Given the increasing use of stock options in executive compensation, we examine how taxes influence the choice of compensation and document that income deferral is an important margin of adjustment in response to tax rate changes. To account for this option in the empirical analysis, we explore...

This paper measures the direct and indirect incidence of a carbon tax using current income and two measures of lifetime income to rank households. Our results suggest that carbon taxes are more regressive when annual income is used as a measure of economic welfare than when proxies for lifetime...