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Full-Text Articles in Business

Outsourcing Through Competition: What Is The Best Competition Parameter?, Ehsan Elahi Jul 2013

Outsourcing Through Competition: What Is The Best Competition Parameter?, Ehsan Elahi

Ehsan Elahi

In this paper we consider a single buyer who wants to outsource the manufacturing of a product to N potential suppliers. The buyer’s objective is to maximize the service level she receives from the suppliers. The suppliers compete for the buyer’s demand based on a competition parameter which the buyer announces along with an allocation rule. We model each supplier as a make-to-stock queueing system. Using a simple proportional allocation function, we compare two competition parameters: service level and inventory level. We show that inventory competition creates a higher overall service level for the buyer. We also show an optimal …


Would Women Leaders Have Prevented The Global Financial Crisis? Teaching Critical Thinking By Questioning A Question, Julie Nelson Jun 2013

Would Women Leaders Have Prevented The Global Financial Crisis? Teaching Critical Thinking By Questioning A Question, Julie Nelson

Julie A. Nelson

Would having more women in leadership have prevented the financial crisis? This question, raised in the popular media, can make effective fodder for teaching critical thinking within courses such as gender and economics, money and financial institutions, pluralist economics, or behavioural economics. While the question, as posed, demands an answer of 'Yes - sex differences in traits are important' or 'No - gender is irrelevant', students can be encouraged to question the question itself. The first part of this essay briefly reviews literature on the sameness-versus-difference debate, noting that the belief in exaggerated behavioural differences between men and women is …


How Can We Improve The Performance Of Supply Chain Contracts? An Experimental Study, Ehsan Elahi, Narasimha Lamba, Chinthana Ramaswamy Mar 2013

How Can We Improve The Performance Of Supply Chain Contracts? An Experimental Study, Ehsan Elahi, Narasimha Lamba, Chinthana Ramaswamy

Ehsan Elahi

Although optimal forms of supply chain contracts have been widely studied in the literature, it has also been observed that decision makers fail to make optimal decisions in these contract setups. In this research, we propose different approaches to improve the performance of supply chain contracts in practice. We consider revenue sharing and buyback contracts between a rational supplier and a retailer who, unlike the supplier, is susceptible to decision errors. We propose five approaches to improve the retailer’s decisions which are in response to contract terms offered by the supplier. Through laboratory experiments, we examine the effectiveness of each …


Not-So-Strong Evidence For Gender Differences In Risk, Julie Nelson Jan 2013

Not-So-Strong Evidence For Gender Differences In Risk, Julie Nelson

Julie A. Nelson

In their article "Strong Evidence for Gender Differences in Risk Taking," Gary Charness and Uri Gneezy (2012) review a number of experimental studies regarding investments in risky assets, and claim that these yield strong evidence that females are more risk averse than males. This study replicates and extends their article, demonstrating that its methods are highly problematic. While the methods used would be appropriate for categorical, individual-­‐level differences, the data reviewed are not consistent with such a model. Instead, modest differences (at most) exist only at aggregate levels, such as group means. The evidence in favor of gender difference is …


Contested Imaginaries And The Cultural Political Economy Of Climate Change, David L. Levy, Andre Spicer Jan 2013

Contested Imaginaries And The Cultural Political Economy Of Climate Change, David L. Levy, Andre Spicer

David L. Levy

This article analyses the evolving cultural political economy of climate change by developing the concept of ‘climate imaginaries’. These are shared socio-semiotic systems that structure a field around a set of shared understandings of the climate. Climate imaginaries imply a particular mode of organizing production and consumption, and a prioritization of environmental and cultural values. We use this concept to examine the struggle among NGOs, business and state agencies over four core climate imaginaries. These are ‘fossil fuels forever’, ‘climate apocalypse’, ‘technomarket’ and ‘sustainable lifestyles’. These imaginaries play a key role in contentions over responses to climate change, and we …