The aim of this paper is to develop an optimization model for quality improvement by considering quality investment in rework policies and supply chain profit sharing. To improve product’s quality, the decision of process target and its tolerance is important since it directly affects the defective rate, manufacturing cost, and loss to customer due to the deviation of product from its specifica...

We consider an insurer who faces an external jump-diffusion risk that is negatively correlated with the capital returns in the financial market. We assume not only the financial market but also the risk process depend on the regime of the economy. The insurer selects investment and liability ratio policies continuously to maximize its expected utility of terminal wealth. We obtain explicit solu...

This paper examines price level determination from the perspective of portfolio choice. Arbitrages among money balances, bonds, and investment goods determine their relative demands. Returns to real balance holdings and after-tax returns to investment goods determine the relative values of nominal and real assets. Because expectations of government policies ultimately determine the expected ret...

We study the investment and nancing policies of public U.S. rms. Large rms substitute between debtand equity nancing over the business cycle whereas small rms' nancing policy for debt and equity is pro-cyclical. This paper proposes a novel mechanism that explains these cyclical patterns in a quantitative heterogeneous rm industry model with endogenous rm dynamics. We nd that cross-sectional di ...

Increasing economy’s resistance against the menace of sanctions, various risks, shocks, and internal and external threats are one of the main national policies which can be implemented through bank investments. Investment project selection is a complex and multi-criteria decision-making process that is influenced by multiple and often some conflicting objectives. This paper studies portfolio inve...

This paper studies rigidities in sharing joint payoffs (non-transferability) as a source of excessive segregation in labor or education markets. The resulting distortions in ex-ante investments, such as education acquisition, link such mismatches to the possibility of simultaneous under-investment by the underprivileged and over-investment by the privileged. This creates an economic rationale f...

We analyze the welfare e¤ect of governmental regulation for individuals who consider anticipated regret in their decision making process. While governmental policies by directing choice distort individual decisions in the private market they can alleviate individuals’pain associated with the feeling of regret. We specify a general model to highlight this trade-o¤ and investigate two policies mo...

The government organizations grant incentives to promote green product consumption, improve green product quality, boost remanufacturing activities, etc. through various policies. The objective of this study is to highlight pros and cons of two incentive policies, namely (1) incentive on manufacturer’s R&D investment and (2) direct incentive to consumer based on greening level of the product on...