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Full-Text Articles in Social and Behavioral Sciences

The Labor Supply And Welfare Effects Of Early Access To Medicare Through Social Security Disability Insurance, Kim Nov 2012

The Labor Supply And Welfare Effects Of Early Access To Medicare Through Social Security Disability Insurance, Kim

Research Collection School Of Economics

Social Security Disability Insurance (SSDI) beneficiaries receive a cash benefit and become eligible for health insurance from Medicare two years after their enrollment. Disabled workers who leave the labor force typically lose health insurance from their employers, and they face significant medical expenditure risk as a result of their disability. Therefore, access to Medicare makes SSDI an especially attractive alternative to remaining employed for workers with disabilities. My research is the first to analyze the importance of medical expenditure risk and Medicare in analysis of SSDI, and it addresses the following questions: (1) How does access to Medicare via SSDI …


Why Smes Should Aim At Becoming Exporters, Hian Teck Hoon Jul 2012

Why Smes Should Aim At Becoming Exporters, Hian Teck Hoon

Research Collection School Of Economics

In the fortnightly series entitled 'Engage SMU profs', Professor Hoon Hian Teck, Associate Dean of the School of Economics, answers the questions: Should SMEs aim to become exporters rather than serve only the domestic market? What are the benefits to SMEs in doing so? Does the smallness in size limit their productivity growth? Are there any channels for SMEs to get assistance from the authorities, and what are these? He commented that if more of our local SMEs look towards the international marketplace and sell to foreign markets, not only will Singapore's GDP be boosted, local businessmen will also get …


Off The Cliff And Back? Credit Conditions And International Trade During The Global Financial Crisis, Davin Chor, Manova Kalina May 2012

Off The Cliff And Back? Credit Conditions And International Trade During The Global Financial Crisis, Davin Chor, Manova Kalina

Research Collection School Of Economics

We examine the collapse of international trade flows during the 2008-2009 global financial crisis using detailed data on the evolution of monthly U.S. imports over the November 2006 - April 2009 period. We show that credit constraints and the reduction in the availability of external capital were an important channel through which the crisis affected trade volumes. We identify the effects of credit tightening by exploiting the variation in the cost of capital across countries and over time, as well as the variation in financial dependence across sectors. We find that countries with higher interbank interest rates and thus tighter …


Wage-Vacancy Contracts And Coordination Frictions, Nicolas L. Jacquet, Serene Tan May 2012

Wage-Vacancy Contracts And Coordination Frictions, Nicolas L. Jacquet, Serene Tan

Research Collection School Of Economics

We consider a directed search model with risk-averse workers and risk-neutral entrepreneurs who can set up firms that post wage-vacancy contracts, i.e., contracts where firms can make payments to more than one applicant, and where the payments can be different for each applicant and be contingent on the number of applicants. We establish that the type of contracts the literature focuses on are not offered if firms can post wage-vacancy contracts. We show that there exists an equilibrium satisfying a Monotonic Expected Utility property which is efficient. Furthermore, we investigate the role of wage-vacancy contracts on welfare and competition.


Out Of Sight, Out Of Mind: The Value Of Political Connections In Social Networks, Quoc-Anh Do, Yen Teik Lee, Bang Dang Nguyen, Kieu-Trang Nguyen May 2012

Out Of Sight, Out Of Mind: The Value Of Political Connections In Social Networks, Quoc-Anh Do, Yen Teik Lee, Bang Dang Nguyen, Kieu-Trang Nguyen

Research Collection School Of Economics

This paper investigates the impact of social-network based political connections on firm value. We focus on the networks of university classmates and alumni among directors of U.S. public firms and congressmen. Comparing firms connected to elected versus defeated politicians in the Regression Discontinuity Design of close elections from 2000 to 2008, we provide evidence that political connections enhance firm value. However, the value of political connections varies in a more complex way than expected. While connections to powerful members of the Senate generate strong positive impact on firm value, connections to newly elected congressmen are less valuable to firms than …


Is Specialization Desirable In Committee Decision Making?, Ruth Ben-Yashar, Winston T. H. Koh, Shmuel Nitzan Mar 2012

Is Specialization Desirable In Committee Decision Making?, Ruth Ben-Yashar, Winston T. H. Koh, Shmuel Nitzan

Research Collection School Of Economics

Committee decision making is examined in this study focusing on the role assigned to the committee members. In particular, we are concerned about the comparison between committee performance under specialization and non-specialization of the decision makers. Specialization (in the context of project or public policy selection) means that the decision of each committee member is based on a narrow area, which typically results in the acquirement and use of relatively high expertise in that area. When the committee members’ expertise is already determined, specialization only means that the decision of each committee member is based solely on his/her relatively high …


Supply Elasticity Of Housing, Kyunghwan Kim, Sock-Yong Phang, Susan Wachter Jan 2012

Supply Elasticity Of Housing, Kyunghwan Kim, Sock-Yong Phang, Susan Wachter

Research Collection School Of Economics

The supply elasticity of housing determines how quickly house prices respond to economic shocks and this has many real economic consequences. Malpezzi and Maclennan (2001) describes its importance in housing market analysis: „most housing models, and most policy analysis hinge on explicit or implicit estimates of the price elasticity of supply of housing: does the market respond to demand side shocks with more supply or higher prices‟. However, as pointed out by Quigley (1979), there exist real analytical difficulties in modeling the supply of housing. Attempting to measure the flow of housing services provided by the stock of housing is …


Public Housing: Appreciating Assets?, Sock Yong Phang Jan 2012

Public Housing: Appreciating Assets?, Sock Yong Phang

Research Collection School Of Economics

The topic of HDB housing is one that is close to the hearts and minds of the majority of Singaporeans. The first part of the presentation will provide a brief overview of price trends in Singapore’s housing sector. The second part delves into the market and policy factors behind the rapid increase in HDB housing prices since 2006. The monograph “Reflections on Housing a Nation” published by the Ministry of National Development in February 2011, contains numerous statements on the goals of housing policy. Briefly, the government is committed to affordable home ownership as a major pillar of Singapore’s public …