We study optimal control problems in the multivariate linear?quadratic?Gaussian framework under rational inattention. propose a three?step procedure to solve this problem using semidefinite programming and derive signal structure without strong prior restrictions. analyze both transition dynamics of posterior covariance matrix its steady state. characterize information for some special cases de...

BACKGROUND Illness and the medical expenditure that follows have a profound impact on the well-being of individuals and households. China is a huge country with significant regional differences. The goal of this study is to investigate the associations of illness and medical expenditure with other categories of household expenditures, with special attention paid to the differences in observatio...

OBJECTIVE To identify and compare learning activities that students associate with high quality teaching across clerkships. METHODS For six months, 110 third year medical students recorded data on learning activities and teaching quality using personal digital assistants (PDAs) during five different required clinical clerkships. Univariate and multivariate analyses were performed to assess th...

BACKGROUND Health promotion and prevention activities should tackle health inequalities to reduce disparities in health among disadvantaged populations. This study aimed to assess the extent to which the Italian Regions considered health inequalities during the planning of prevention activities, to detect geographical differences and to identify the possible determinants of differences in atten...