Sunday, January 4, 2009

Should the United States Privatize Social Security or Ad Hoc Mobile Wireless Networks

Should the United States Privatize Social Security?

Author: Henry J J Aaron

The two papers that make up the core of this book address what is perhaps the most fundamental question in the current debate over Social Security: whether to shift, in part or even entirely, from today's pay-as-you-go system to one that is not just funded but also privatized in the sense that individuals would retain control over the investment of their funds and, therefore, personally bear the associated risk. John Shoven argues yes, Henry Aaron no. Theoretical issues such as the likely effects on saving behavior and capital formation figure importantly in this discussion. But so do a broad array of practical considerations such as the expense of fund management and accounting, questions about how the public would regard the fairness of any new system, and the impact of recent developments in the federal budget and the U.S. stock market.

The book also includes responses to both papers by four prominent economists--Robert J. Barro and David M. Cutler, of Harvard University; Alicia H. Munnell, of Boston College; and James Tobin, of Yale University--as well as Henry Aaron's and John Shoven's replies. The introductory remarks are by Benjamin M. Friedman.



Table of Contents:
Introduction
1Social Security Reform: Two Tiers Are Better Than One1
2Social Security: Tune It Up, Don't Trade It In55
3Comments113
4Responses155
5Rejoinder169
Contributors171
Index173

Book about: Color Medicine or Your Heart Needs the Mediterranean Diet

Ad Hoc Mobile Wireless Networks: Protocols and Systems

Author: CK K Toh

The authoritative guide to the state of the art in ad hoc wireless networking.

  • Reflects the field's latest breakthroughs
  • Covers media access, routing, service discovery, multicasting, power conservation, transport protocol, and much more
  • Includes a complete narration of prototype implementation with communication performance results from practical field trials
  • Introduces key applications for home, business, auto, and defense

"Ad hoc" wireless networks eliminate the complexities of infrastructure setup and administration, enabling devices to create and join networks "on the fly"-anywhere, anytime, for virtually any application. The field is rapidly coming of age, reflecting powerful advances in protocols, systems, and real-world implementation experience. In Ad Hoc Mobile Wireless Networks, one of the field's leading researchers brings together these advances in a single consolidated and comprehensive archive. C.K. Toh covers all this, and more:

  • Key challenges: device heterogeneity, diverse traffic profiles, mobility, and power conservation
  • Routing protocols for ad hoc networks, including Associativity Based Routing (ABR) and other IETF MANET protocols
  • Real-world implementation issues-including a complete prototype implementation
  • Ad hoc wireless network performance: results obtained from the latest field trials
  • Leading approaches to service discovery
  • Addressing TCP over an ad hoc wireless network environment
  • Support for multicast communications
  • The role of Bluetooth and WAP

Ad Hoc Mobile Wirelessapplication scenarios ranging from home and car to office and battlefield. C.K. Toh also introduces several of the field's leading projects, from Motorola's PIANO platform to UC Berkeley's "Smart Dust." Whether you're a researcher, scientist, implementer, consultant, technical manager, CTO, or student, you won't find a more authoritative and comprehensive guide to the new state of the art in ad hoc networking.



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