“...Estimating the mechanisms that connect explanatory variables with the explained variable, also known as "mediation analysis," is central to a variety of...”

“...Network meta-analysis is a popular way to combine results from several studies (usually randomized trials) comparing several treatments or interventions. It...”

“...In this article, we describe twopm, a command for fitting two-part models for mixed discrete-continuous outcomes. In the two-part model, a binary choice model...”

“...We describe a major upgrade to the Stata (and R) rdrobust package, which provides a wide array of estimation, inference, and falsification methods for the...”

“...At the heart of many econometric models are a linear function and a normal error. Examples include the classical small-sample linear regression model and the...”

“...In a series of recent articles, Karlson, Holm, and Breen (Breen, Karlson, and Holm, 2011, http://papers.ssrn.com/sol3/papers.cfm?abstractid=1730065; Karlson...”

“...In this article, we introduce a Stata implementation of coarsened exact matching, a new method for improving the estimation of causal effects by reducing...”

“...While Stata's computational capabilities have intensively increased over the last decade, the quality of its default graphic schemes is still a matter of...”

“...The counterfactual decomposition technique popularized by Blinder (1973, Journal of Human Resources, 436-455) and Oaxaca (1973, International Economic Review,...”

“...Concentration indices are frequently used to measure inequality in one variable over the distribution of another. Most commonly, they are applied to the...”