University of Texas (Dallas)

Displaying 1-13 of 13 results

  • White Papers // Feb 2011

    Diversity of MMSE MIMO Receivers

    In most MIMO systems, the family of waterfall error curves, calculated at different spectral efficiencies, is asymptotically parallel at high SNR. In other words, most MIMO systems exhibit a single diversity value for all fixed rates. The MIMO MMSE receiver does not follow this pattern and exhibits a varying diversity...

    Provided By University of Texas (Dallas)

  • White Papers // Jan 2011

    A Distributed Protocol for Dynamic Address Assignment in Mobile Ad Hoc Networks

    A Mobile Ad hoc NETwork (MANET) is a group of mobile nodes that form a multi-hop wireless network. The topology of the network can change randomly due to unpredictable mobility of nodes and propagation characteristics. Previously, it was assumed that the nodes in the network were assigned IP addresses a...

    Provided By University of Texas (Dallas)

  • White Papers // Jan 2011

    Two Novel Iterative Joint Frequency-Offset and Channel Estimation Methods for OFDMA Uplink

    The authors address joint estimation of frequency offsets and channel responses in OFDMA uplink. A cyclically equal-spaced, equal-energy interleaved pilot preamble is proposed by which two iterative estimators are developed. In the first estimator, they develop a modified SAGE (Space Alternating Generalized Expectation-maximization) method by incorporating multiuser interference cancellation in...

    Provided By University of Texas (Dallas)

  • White Papers // Jun 2010

    Financial Experts See Hope For Mid-Market Firms

    As the economy moves from recession into recovery, the nation's largest companies have been more successful in securing loans and capital than their smaller counterparts. Still, recovery for small and mid-market companies may be on the horizon, according to a panel of financial experts who spoke at a recent UT...

    Provided By University of Texas (Dallas)

  • White Papers // May 2010

    Shareholder Activism And CEO Pay

    The paper studies a sample of 134 vote-no campaigns and 1,198 non-binding shareholder proposals related to executive pay between 1997 and 2007. While union pension funds are the most frequent sponsor of these initiatives, relative to other proponents they are not more likely to target unionized firms or firms with...

    Provided By University of Texas (Dallas)

  • White Papers // Apr 2010

    Using Agile To Manage Project Finances: Taking Back Some Control

    In most projects, Project Managers (PMs) are tasked with helping to deliver according to the business' needs. During traditional Waterfall development processes, this may require a lengthy requirements gathering exercise with frequent horse trading between the business and the technology stakeholders until everyone agrees on the requirements to meet such...

    Provided By University of Texas (Dallas)

  • White Papers // Apr 2010

    If You Aren't "Making A Difference" You're Taking Up Space!!

    In tough economic times the key to maintaining your employment status will hinge upon how valuable you are to the organization and its ability to continue to thrive and achieve its business objectives. The value you add will be determined by the impact your efforts have on achieving project success...

    Provided By University of Texas (Dallas)

  • White Papers // Apr 2010

    Business and Sustainability. Are Companies Playing To Win Or Playing Not To Lose?

    One of the main challenges that society faces today is how to build a sustainable World which would allow us to satisfy our present needs, without jeopardizing the abilities of future generations to satisfy their own needs. This challenge, better known as the "Sustainability challenge" can only be properly addressed...

    Provided By University of Texas (Dallas)

  • White Papers // Mar 2010

    Transformational Leadership In Project Management

    Poor Communication and Strategic Alignment within Projects Result in Lost Opportunity and Poor Performance. Develop stronger systems for linking strategy to project investments by connecting project portfolio management with strategic planning. Create better organizational capability to sponsor and support projects by creating direct sponsor accountability for project health. The results...

    Provided By University of Texas (Dallas)

  • White Papers // Feb 2010

    Computer Hacking and the Techniques of Neutralization: An Empirical Assessment

    The primary goal of this paper is to explore why some individuals engage in illegal computer hacking. Certainly, most moderately experienced computer users could develop some anecdote that might explain why some people hack. For example, some suggest that people hack because it is an adrenaline rush. In other words,...

    Provided By University of Texas (Dallas)

  • White Papers // Sep 2009

    Implicit/Explicit Incentives And Management Earnings Forecasts

    This paper examine the relationship between implicit/explicit incentives and the likelihood of management earnings forecasts. Implicit incentives arising from managerial career concerns are measured by CEO age and CEO gender. Explicit incentives are measured by the CEO's proportion of equity compensation and CEO's equity holding. This paper also finds that...

    Provided By University of Texas (Dallas)

  • White Papers // Jul 2009

    The Profitability Of Analysts' Stock Recommendations: What Role Does Investor Sentiment Play?

    This study investigates whether analysts who pay attention to investor sentiment issue more or less profitable stock recommendations than their peers. The author fined that analysts whose stock recommendations are positively correlated with recent or future investor sentiment tend to issue relatively less profitable recommendations. The results suggest that analysts...

    Provided By University of Texas (Dallas)

  • White Papers // Oct 2008

    An Institution-Based View Of International Business Strategy: A Focus On Emerging Economies

    This paper leverages recent practitioner and academic interest in emerging economies and argues that an institution-based view of international business strategy has emerged. Institutions are the rules of the game - both formal and informal. Once companies go out of their home country, the familiar rules of the game are...

    Provided By University of Texas (Dallas)

  • White Papers // Jul 2009

    The Profitability Of Analysts' Stock Recommendations: What Role Does Investor Sentiment Play?

    This study investigates whether analysts who pay attention to investor sentiment issue more or less profitable stock recommendations than their peers. The author fined that analysts whose stock recommendations are positively correlated with recent or future investor sentiment tend to issue relatively less profitable recommendations. The results suggest that analysts...

    Provided By University of Texas (Dallas)

  • White Papers // Sep 2009

    Implicit/Explicit Incentives And Management Earnings Forecasts

    This paper examine the relationship between implicit/explicit incentives and the likelihood of management earnings forecasts. Implicit incentives arising from managerial career concerns are measured by CEO age and CEO gender. Explicit incentives are measured by the CEO's proportion of equity compensation and CEO's equity holding. This paper also finds that...

    Provided By University of Texas (Dallas)

  • White Papers // Jun 2010

    Financial Experts See Hope For Mid-Market Firms

    As the economy moves from recession into recovery, the nation's largest companies have been more successful in securing loans and capital than their smaller counterparts. Still, recovery for small and mid-market companies may be on the horizon, according to a panel of financial experts who spoke at a recent UT...

    Provided By University of Texas (Dallas)

  • White Papers // Feb 2010

    Computer Hacking and the Techniques of Neutralization: An Empirical Assessment

    The primary goal of this paper is to explore why some individuals engage in illegal computer hacking. Certainly, most moderately experienced computer users could develop some anecdote that might explain why some people hack. For example, some suggest that people hack because it is an adrenaline rush. In other words,...

    Provided By University of Texas (Dallas)

  • White Papers // Apr 2010

    Using Agile To Manage Project Finances: Taking Back Some Control

    In most projects, Project Managers (PMs) are tasked with helping to deliver according to the business' needs. During traditional Waterfall development processes, this may require a lengthy requirements gathering exercise with frequent horse trading between the business and the technology stakeholders until everyone agrees on the requirements to meet such...

    Provided By University of Texas (Dallas)

  • White Papers // Mar 2010

    Transformational Leadership In Project Management

    Poor Communication and Strategic Alignment within Projects Result in Lost Opportunity and Poor Performance. Develop stronger systems for linking strategy to project investments by connecting project portfolio management with strategic planning. Create better organizational capability to sponsor and support projects by creating direct sponsor accountability for project health. The results...

    Provided By University of Texas (Dallas)

  • White Papers // Apr 2010

    If You Aren't "Making A Difference" You're Taking Up Space!!

    In tough economic times the key to maintaining your employment status will hinge upon how valuable you are to the organization and its ability to continue to thrive and achieve its business objectives. The value you add will be determined by the impact your efforts have on achieving project success...

    Provided By University of Texas (Dallas)

  • White Papers // Oct 2008

    An Institution-Based View Of International Business Strategy: A Focus On Emerging Economies

    This paper leverages recent practitioner and academic interest in emerging economies and argues that an institution-based view of international business strategy has emerged. Institutions are the rules of the game - both formal and informal. Once companies go out of their home country, the familiar rules of the game are...

    Provided By University of Texas (Dallas)

  • White Papers // May 2010

    Shareholder Activism And CEO Pay

    The paper studies a sample of 134 vote-no campaigns and 1,198 non-binding shareholder proposals related to executive pay between 1997 and 2007. While union pension funds are the most frequent sponsor of these initiatives, relative to other proponents they are not more likely to target unionized firms or firms with...

    Provided By University of Texas (Dallas)

  • White Papers // Apr 2010

    Business and Sustainability. Are Companies Playing To Win Or Playing Not To Lose?

    One of the main challenges that society faces today is how to build a sustainable World which would allow us to satisfy our present needs, without jeopardizing the abilities of future generations to satisfy their own needs. This challenge, better known as the "Sustainability challenge" can only be properly addressed...

    Provided By University of Texas (Dallas)

  • White Papers // Jan 2011

    A Distributed Protocol for Dynamic Address Assignment in Mobile Ad Hoc Networks

    A Mobile Ad hoc NETwork (MANET) is a group of mobile nodes that form a multi-hop wireless network. The topology of the network can change randomly due to unpredictable mobility of nodes and propagation characteristics. Previously, it was assumed that the nodes in the network were assigned IP addresses a...

    Provided By University of Texas (Dallas)

  • White Papers // Jan 2011

    Two Novel Iterative Joint Frequency-Offset and Channel Estimation Methods for OFDMA Uplink

    The authors address joint estimation of frequency offsets and channel responses in OFDMA uplink. A cyclically equal-spaced, equal-energy interleaved pilot preamble is proposed by which two iterative estimators are developed. In the first estimator, they develop a modified SAGE (Space Alternating Generalized Expectation-maximization) method by incorporating multiuser interference cancellation in...

    Provided By University of Texas (Dallas)

  • White Papers // Feb 2011

    Diversity of MMSE MIMO Receivers

    In most MIMO systems, the family of waterfall error curves, calculated at different spectral efficiencies, is asymptotically parallel at high SNR. In other words, most MIMO systems exhibit a single diversity value for all fixed rates. The MIMO MMSE receiver does not follow this pattern and exhibits a varying diversity...

    Provided By University of Texas (Dallas)