A recent paper suggested that smoking does not increase medical care expenditures and, therefore, that reduced smoking is unlikely to decrease it. This conclusion differs from that of most other studies in this area and the reasons for this disagreement are investigated. It is pointed out that...

Recently there has been a growing interest in the problems of inference for stochastic processes when the underlying distribution is not specified in terms of a parametric family. Godambe's (1985) approach is here employed to obtain estimates for random signals for a continuous semimartingale...

Mixed mode surveys are becoming increasingly common. This has led to calls for tests of the differences in response patterns between survey modes. In this article, we present an analysis of mode effects, using data from Wave 1 of the ITC Netherlands Survey, conducted by web (CAWI) and telephone...

Prepaid monetary incentives are used to address declining response rates in random-digit dial surveys. There is concern among researchers that some respondents will accept the prepayment but not complete the survey. There is little research to understand check cashing and survey completing...