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Effects Of Ad-Valorem Taxes On Location Decision Under Free Entry Cournot Oligopoly, Yeung-Nan Shieh Mar 2013

Effects Of Ad-Valorem Taxes On Location Decision Under Free Entry Cournot Oligopoly, Yeung-Nan Shieh

Faculty Publications

This paper examines the impact of the ad-valorem commodity tax as a policy device on the location decision of undifferentiated oligopolistic firms with free entry. It shows that: (1) When the distance between the plant location and the output market is held constant, the optimum location for the oligopolistic firm would be independent of the ad-valorem tax if the production function is homothetic, and (2) when the distance between the plant location and the output market is a decision variable, the optimum location for the oligopolistic firm will move closer to the output market if the demand function is linear …


Effects Of Ad-Valorem Taxes On Location Decision Under Free Entry Cournot Oligopoly, Yeung-Nan Shieh Mar 2013

Effects Of Ad-Valorem Taxes On Location Decision Under Free Entry Cournot Oligopoly, Yeung-Nan Shieh

Yeung-Nan Shieh

This paper examines the impact of the ad-valorem commodity tax as a policy device on the location decision of undifferentiated oligopolistic firms with free entry. It shows that: (1) When the distance between the plant location and the output market is held constant, the optimum location for the oligopolistic firm would be independent of the ad-valorem tax if the production function is homothetic, and (2) when the distance between the plant location and the output market is a decision variable, the optimum location for the oligopolistic firm will move closer to the output market if the demand function is linear …


Sources: Making Sense Of Business Reference: A Guide For Librarians And Research Professionals, Ann Agee Jan 2013

Sources: Making Sense Of Business Reference: A Guide For Librarians And Research Professionals, Ann Agee

Faculty and Staff Publications

The article reviews the book Making Sense of Business Reference: A Guide for Librarians and Research Professionals, by Celia Ross.


Analysis Of Reits And Reit Etfs Cointegration During The Flash Crash., Stoyu Ivanov Jan 2013

Analysis Of Reits And Reit Etfs Cointegration During The Flash Crash., Stoyu Ivanov

Faculty Publications

In this study I revisit the “disintegration hypothesis” of financial assets around a major crisis event. I examine whether the Vanguard Real Estate Investment Trust and iShares Dow Jones US Real Estate Index Fund exchange traded funds disintegrate from the ten largest Real Estate Investment Trusts during the 14:45 Flash Crash on May 6, 2010. I find that six of the ten largest REITs are not cointegrated with the Vanguard Real Estate Investment Trust prior to the Flash Crash and that five of the ten largest REITs are not cointegrated with iShares Dow Jones US Real Estate Index Fund prior …


Analysis Of The Effects Of Pre-Announcement Of S&P 500 Index Changes., Stoyu Ivanov Jan 2013

Analysis Of The Effects Of Pre-Announcement Of S&P 500 Index Changes., Stoyu Ivanov

Faculty Publications

In this study we attempt to answer the question – does the start of pre-announcing of S&P 500 index changes in October 1989 have an effect on the trading pattern of added or deleted firms? We document that prior to October 1989 the excess returns of added or deleted firms follow a white noise process around the event, whereas after the start of pre-announcing the excess returns can be described as nonstationary. This indicates significant excess profits to be captured around the addition or deletion event after S&P started pre-announcing changes in October 1989 but not prior to that date.


Deer Herd Management Using The Internet: A Comparative Study Of California Targeted By Data Mining The Internet, G. Kent Webb Jan 2013

Deer Herd Management Using The Internet: A Comparative Study Of California Targeted By Data Mining The Internet, G. Kent Webb

G. Kent Webb

An ongoing project to investigate the use of the internet as an information source for decision support identified the decline of the California deer population as a significant issue. Using Google Alerts, an automated keyword search tool, text and numerical data were collected from a daily internet search and categorized by region and topic to allow for identification of information trends. This simple data mining approach determined that California is one of only four states that do not currently report total, finalized deer harvest (kill) data online and that it is the only state that has reduced the amount of …


Measuring Quality In Diabetes Care: An Expert-Based Statistical Approach, Dimitris Bertsimas, David Czerwinski, Michael Kane Jan 2013

Measuring Quality In Diabetes Care: An Expert-Based Statistical Approach, Dimitris Bertsimas, David Czerwinski, Michael Kane

Faculty Publications

We present a methodology for using health insurance claims data to monitor quality of care. The method uses a statistical model trained on the quality ratings of a medical expert. In a pilot study, the expert rated the quality of care received over the course of two years by 101 diabetes patients. A logistic regression model accurately identified the quality of care for 86% of the patients. Because the model uses data derived from patients’ health insurance claims it can be used to monitor the care being received by a large patient population. One important use of the model is …


Deer Herd Management Using The Internet: A Comparative Study Of California Targeted By Data Mining The Internet, G. Kent Webb Jan 2013

Deer Herd Management Using The Internet: A Comparative Study Of California Targeted By Data Mining The Internet, G. Kent Webb

Faculty Publications, Information Systems & Technology

An ongoing project to investigate the use of the internet as an information source for decision support identified the decline of the California deer population as a significant issue. Using Google Alerts, an automated keyword search tool, text and numerical data were collected from a daily internet search and categorized by region and topic to allow for identification of information trends. This simple data mining approach determined that California is one of only four states that do not currently report total, finalized deer harvest (kill) data online and that it is the only state that has reduced the amount of …