학술논문

Principal-Agent Problems in Energy Efficient Computing in a University Setting
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Abstract
About 10% of the energy usage on a typical university campus is spent to meetInformation Technology (IT) demands such as powering desktops, severs, printers, laptops, andother peripheral equipment. At UC Davis, the annual energy expenditure on IT alone wasapproximately $3 million (~$1.3 million excluding servers and related usage) in 2008. Thistranslates to nearly 12,800 equivalent tons of CO2 per year. In light of California’s greenhousegas reduction goals such as AB 32, UC campuses are crafting detailed plans to reduce energywaste and improve efficiency across all domains; IT efficiency is recognized as an importantarea of focus. It is well documented that IT energy use can be significantly reduced throughenergy efficiency measures and best practices. However, these strategies when implementedhave not been as successful as expected because they have not incorporated behavioral change,thereby missing the opportunity to maximize energy savings. Inherent principal-agent conflictsimpede behavior change, notably in the form of consumers on campus not paying the electricalbill for their IT energy use.The objective of the current work is to establish the PA problem with IT usage in auniversity setting and quantify the maximum potential savings possible by eliminating thisbehavioral component. Preliminary estimates have shown that the PA problem in computingamounts to $460,000 annually. It was found that lack of 1) incentives or policies, 2)collaboration amongst various stake holders and 3) awareness were some of the key barriers thatneed to be addressed to achieve any significant savings.