Now showing items 187-206 of 273

    • Pandemic Flu: Yes, We Can Do Something About It! 

      Larson, Richard Charles (Massachusetts Institute of Technology. Engineering Systems Division, 2007-08)
      The emergence of influenza with virulence comparable to the famous 1918-1919 “Spanish Flu” has the potential to kill hundreds of millions of people worldwide. Should we find ourselves being forced to ‘live with the flu,’ ...
    • Pathways to a Trusted Electronic Voting System 

      Connolly, Jeremiah; Levy, Romain; Lindsey, Johnathan; Maro, Judith; Martin, Juan (Massachusetts Institute of Technology. Engineering Systems Division, 2007-01)
      In 2002, Congress passed the Help America Vote Act (HAVA) [1], largely in response to voting irregularities in the 2000 presidential election in Florida. Congress intended that HAVA resolve the lingering public confidence ...
    • Patterns of Product Development Interactions 

      Eppinger, Steven D. (Massachusetts Institute of Technology. Engineering Systems Division, 2002-05)
      Development of complex products and large systems is a highly interactive social process involving hundreds of people designing thousands of interrelated components and making millions of coupled decisions. Nevertheless, ...
    • Physical Limits to Modularity 

      Whitney, Daniel E. (Massachusetts Institute of Technology. Engineering Systems Division, 2002-05)
      Architecture, specifically the definition of modules and their interconnections, is a central concern of engineering systems theory. The freedom to choose modules is often taken for granted as an essential design decision. ...
    • Policy for the Protection and Reuse of Non-Copyrightable Database Contents 

      Zhu, Hongwei (Massachusetts Institute of Technology. Engineering Systems Division, 2006-02)
      With the increasing use of the Internet, many of us feel strongly about the free and unfettered exchange and use of information. But the actual situation is not that simple. After the European Union adopted the Database ...
    • Policy Issues in Implementing Smart Cards in Urban Public Transit Systems 

      Eguchi, Makoto; Fredholm, Susan; Liu, Shan; Ponce de Leon Barido, Paulina; Ye, Jacqueline (Massachusetts Institute of Technology. Engineering Systems Division, 2007-01)
      Many public transportation institutions have been discarding their magnetic strip payment cards or traditional cash-based fee collection systems in favor of automated fare collection systems with smart card technology. ...
    • A Portfolio Approach for Purchasing Systems: Impact of Switching Point 

      Hilmola, Olli-Pekka; Ma, Hongze; Datta, Shoumen Palit Austin (Massachusetts Institute of Technology. Engineering Systems Division, 2008-01)
      In operations management different ordering policies, such as, economic order quantity, lot for lot and periodic ordering, are used in various combinations without deeper considerations for the likely consequences on cash ...
    • The Portuguese High Speed Rail Network; Relating Financing to Strategic and Operating Issues 

      de Abreu e Silva, Joao; Silva, Duarte; Sussman, Joseph M. (Massachusetts Institute of Technology. Engineering Systems Division, 2011-01)
      This paper describes the implementation of the Portuguese High Speed Rail (HSR) Network. The business model developed by RAVE for the PPP’s related with the HSR infrastructure is described and discussed. Following a recently ...
    • Preventing Accidents and Building a Culture of Safety: Insights from a Simulation Model 

      Lyneis, John; Madnick, Stuart E. (Massachusetts Institute of Technology. Engineering Systems Division, 2009-04)
      Research has approached the topic of safety in organizations from a number of different perspectives. On the one hand, psychological research on safety climate gives evidence for a range of organizational factors that ...
    • Price of Airline Frequency Competition 

      Vaze, Vikrant; Barnhart, Cynthia (Massachusetts Institute of Technology. Engineering Systems Division, 2010-12)
      Frequency competition influences capacity allocation decisions in airline markets and has important implications to airline profitability and airport congestion. Market share of a competing airline is a function of its ...
    • Productivity of Passenger Rail Transportation Services in the Northeast Corridor 

      Archila, Andres-Felipe; Sakamoto, Ryusuke; Fearing, Rebecca Cassler; Sussman, Joseph M. (Massachusetts Institute of Technology. Engineering Systems Division, 2013-11)
      Technological changes, capital investment, organizational reforms, and external factors can impact railway productivity. Using non-parametric single-factor and multifactor productivity (SFP and MFP) Törnqvist trans-log ...
    • The Progress in Wireless Data Transport and its Role in the Evolving Internet 

      Amaya, Mario A.; Magee, Christopher L. (Massachusetts Institute of Technology. Engineering Systems Division, 2008-11)
      The progress of wireless technology through the past 105 years is quantitatively reviewed in this paper. Spectral efficiency and coverage density are both found to increase in a relatively continuous exponential fashion ...
    • Promoting the Concept of Sustainable Transportation within the Federal System - The Need to Reinvent the U.S. DOT 

      Hall, Ralph P.; Sussman, Joseph M. (Massachusetts Institute of Technology. Engineering Systems Division, 2006-08)
      This paper argues that a major obstacle to progress towards sustainable development/transportation is the lack of an integrated approach to decision-making within the U.S. federal system. To address this problem, the concept ...
    • A Proposal to Improve the Health Care Systems for the Urban Poor in the Squatter Settlements of the Developing Countries 

      Larson, Richard Charles; Varol, Nebibe (Massachusetts Institute of Technology. Engineering Systems Division, 2003-07)
      Rapid urbanization and large scale population movements from rural to urban areas have resulted in unprecedented health crises in the developing countries. In addition to communicable diseases, respiratory infections and ...
    • Prospects for grid-connected solar PV in Kenya: A simulated economic and operational feasibility study 

      Rose, Amy Michelle; Stoner, Robert James; Perez-Arriaga, Jose Ignacio (Massachusetts Institute of Technology. Engineering Systems Division, 2013-09)
      This paper analyzes the economic and technical potential for grid-connected solar PV in Kenya. A unit commitment model is used to evaluate the feasibility of grid-connected solar PV under different price and hydrological ...
    • Protecting the Force: Reducing Combat Vehicle Accidents via Improved Organizational Processes 

      Minami, Nathan A.; Madnick, Stuart E. (Massachusetts Institute of Technology. Engineering Systems Division, 2007-06)
      Despite extraordinary efforts by leaders at all levels throughout the U.S. Army, dozens of soldiers are killed each year as a result of both combat and motor vehicle accidents. The objective of this study is to look beyond ...
    • Quantitative Determination Of Technological Improvement From Patent Data 

      Benson, Christopher L.; Magee, Christopher L. (Massachusetts Institute of Technology. Engineering Systems Division, 2014-10)
      The results in this paper establish that information contained in patents in a technological domain is strongly correlated with the rate of technological progress in that domain. The importance of patents in a domain, the ...
    • Quantitative empirical trends in technical performance 

      Magee, Christopher L.; Basnet, Subarna; Funk, Jeffrey L.; Benson, Christopher L. (Massachusetts Institute of Technology. Engineering Systems Division, 2014-07)
      Technological improvement trends such as Moore’s law and experience curves have been widely used to understand how technologies change over time and to forecast the future through extrapolation. Such studies can also ...
    • Rail Infrastructure Manager Problem: Analyzing Capacity Pricing and Allocation in Shared Railway System 

      Pena-Alcaraz, Maite; Webster, Mort D.; Ramos, Andres; Sussman, Joseph M. (Massachusetts Institute of Technology. Engineering Systems Division, 2014-03)
      This paper proposes a train timetabling model for shared railway systems. The model is formulated as a mixed integer linear programming problem and solved both using commercial software and a novel algorithm based on ...
    • Ranking the Risks from Multiple Hazards in a Small Community 

      Li, Hua; Apostolakis, George; Gifun, Joseph; VanSchalkwyk, William; Leite, Susan; e.a. (Massachusetts Institute of Technology. Engineering Systems Division, 2007-11)
      Natural hazards, human-induced accidents, and malicious acts have caused great losses and disruptions to society. After September 11, 2001, critical infrastructure protection has become a national focus in the United States ...