Ronald M. Schmidt

Learn More
The results of recent correlations showing a negative impact of population growth on economic development in cross-country data for the 1980s, versus "nonsignificant" correlations widely found for the 1960s and 1970s, are examined with contemporaneous and lagged components of demographic change, convergence-type economic modeling, and several statistical(More)
This study examines the impact of dependency on savings between 65 less developed countries (LDCs) and 23 developed countries over time and cross-sectionally since 1960. The study tests a modified Leff model and the Mason life-cycle framework. Empirical estimates address potential simultaneity between savings and output growth. The price indices of(More)
PURPOSE To examine race/ethnic differences in depressive symptoms among adolescent mothers during the first four years postpartum. METHODS A prospective study of 623 adolescent mothers, 18 years or younger followed four years after delivery. Depressive symptoms were measured using the Beck Depression Inventory (BDI). These analyses focused on data(More)
OBJECTIVE To examine whether teens who have received an education about hepatitis B and demonstrated content mastery can apply this knowledge to evaluate their own risk of acquiring hepatitis B. METHODS Nine hundred forty-three participants received a standard education and completed a questionnaire about hepatitis B; 769 participants who correctly(More)
Possible latent psychological and social consequences ensuing from genetic screening programs need to be investigated during the planning phase of national genetic screening programs. The relatively few studies which have been performed to determine psychological, social, and economic consequences resulting from a genetic screening program are reviewed.(More)
HEALTH WATCH is a longitudinal prospective study of healthy aging. This study began in 1970. It characterizes the biochemical, hematological, immunological, and physiological data of 2200 healthy men and women between the ages of 20 and 80. Well-being, stress, and sleep data are obtained annually as a self-administered HEALTH WATCH questionnaire. A subset(More)
Ignorance about the costs, case loads and case mixes of different hospitals within the public health system constitutes an important obstacle to reforming health care spending in many developing countries. National (tertiary) hospitals generally receive significantly larger budgets, per patient, than lower-level (district) hospitals. One reason for these(More)
The study presents benefit-cost ratios for 14 disability cohorts served by the Vocational Rehabilitation (VR) Program. The earnings impacts are estimated in a quasiexperimental framework using an internal comparison group. The earnings data are from a unique national panel constructed by linking client data of the Rehabilitative Services Administration with(More)
During the past two years we have studied the characteristics of state and territorial public health laboratories in an attempt to develop guidelines for considering reorganization of laboratory services in Massachusetts. Only a few recent monographs have dealt with this topic and, to our knowledge, the functional and organizational characteristics of these(More)