The determination of college students' academic performance is an important issue in higher education. Whether students' attendance at lectures affects students' exam performance has received considerable attention. The authors conduct a randomized experiment to study the average attendance...

Working part-time has become a popular option during transition from a full-time career job to full retirement among older workers all over the world. Five waves of The Survey of Health and Living Status of the Elderly in Taiwan, from 1989 to 2003, are used to study older workers’ part-time...

We conduct an empirical investigation of the impact of prenatal care-giver advice on alcohol consumption by pregnant women. In the design of the model and estimator, we pay particular attention to three aspects of the data. First, a large proportion of pregnant women do not drink at all. To...

To contain escalating healthcare spending has become a great challenge for many countries around the world. Among all factors influencing medical costs, extensive studies have shown that adoption of healthy lifestyles such as not smoking, moderate drinking, eating healthy food, and exercising...