This paper stidies the first passage times to constant boundaries for mixed-exponential jump diffusion processes. Explicit solutions of the Laplace transforms of the distribution of the first passage times, the joint distribution of the first passage times and undershoot (overshoot) are...

The largest and most important flow of scientific talent in the world is the migration of international students to the doctoral programs offered by universities in industrialized countries. This paper uses the opening of China in 1978 to estimate the causal effect of this flow on the...

Administration service centers (ASCs) are the beginning of the one-stop service in Chinese government besides electronic government. The purpose of this paper is to provide a practice report and a theoretical analysis of such an organisational innovation in public service. The methodologies are...

Administration service centers (ASCs) are the beginning of the one-stop service in Chinese government besides electronic government. The purpose of this paper is to provide a practice report and a theoretical analysis of such an organisational innovation in public service. The methodologies are...

The individual growth model is a relatively new statistical technique. It is now widely used to examine the trajectories of individuals and groups in repeated measures data. This study examines the association of the receptive vocabulary over time and characteristics of children who were treated...