Accurate policy evaluation is central to optimal policymaking, but difficult to achieve. Most often, analysts have to work with observational data and cannot directly observe the counterfactual of a policy to assess its effect accurately. In this paper, we craft a quasi-experimental design and apply two relatively new methods—the differencein-differences estimation and the synthetic controls me...

We study unreliable serial production lines with known failure probabilities for each operation. Such a production line consists of a series of stations; existing machines and optional quality control stations (QCSs). Our aim is to decide on the allocation of the QCSs within the assembly line, so as to maximize the expected profit of the system. In such a problem, the designer has to determine ...

The aim of non-profit organizations (NPO) is to provide services and goods for its clientele, with profit being a minor objective. By having this definition as the basic purpose of doing business, it is obvious that the goal of an organisation is to serve several bottom lines and not only the financial one. This approach is underpinned by the non-distribution constraint which means that NPO are...

Because of historical reasons, shares of listed companies were divided into tradable shares and non-tradable shares, which could result to serious corporate governance problem. The Split Share Structure Reform, which started from the year of 2005, is aiming to optimizing the share structure of listed company and bringing about a convergence of profit target of all the share holders. It is worth...