and skewness in wealth than U.S. data. However, an extension that relies on a small amount of heterogeneity in thrift does succeed in replicating the key features of the wealth data. Furthermore, this extension features aggregate time series that depart significantly from permanent income behavior.

and analysis; and to Gerrit Wolf for help in analytic planning. This report was prepared in connection with research supported by the Office of Naval Research (Organizational Effectiveness Research Program,, and by the Manpower Administration, U. S. Department of Labor . Since grantees conducting research

When a pair of nuclear-powered Russian submarines was reported patrolling off the eastern seaboard of the U.S. last summer, Pentagon officials expressed wariness over the Kremlin’s motivations. At the same time, these officials emphasized their confidence in the U.S. Navy’s tracking capabilities

The U.S. government has been involved in developing security technology for computer and communications systems for some time. Although advances have been great, it is generally perceived that the current state of security technology has, to some extent failed to address the needs of all. [1], [2

sell many assets simultaneously. Often these assets, like U.S. treasury bills, are interchangeable. However, sometimes the assets and the bids for them are distinct. This happens frequently, as in the U.S. Department of the Interior's simultaneous sales of off-shore oil leases, in some private

of others and depart from the standard model of the rational economic agent in other ways. If people display bounded rationality when it comes to maximizing utility, then their choices do not necessarily reflect their "true" preferences, and an exclusive reliance on choices to infer what people

In this paper we examine the somewhat controversial subject of energy consumption of networking devices in the Internet, motivated by data collected by the U.S. Department of Commerce. We discuss the impact on network protocols of saving energy by putting network interfaces and other router &

Relationships among reasons'for referral to special education, psychoeducational a §seEsment results, and individualized education programs (IEPs) were iOestigated for 405 special education students (preschool through grade 12). Students' files were reviewed, and referral information, psychoeducational assessment information, and IEP content were coded on checklists. Tenuous relationships existed between reasons for referral and psychoeducational assessment retults. Present level and annual goal components of the IEP were felated to psychoeducational assessment results. Assessment results were nolt 'associated with present level statements and annual goals with a, high degree of regularity. Present level etatements and annual goals were related to one another in rITof-the instructional areas. Relationships between most IEP components and a special education program yrototype were demonstrated, although most present level statements were not significantly related to program prototype. It was concluded that relationships between reason for referral and assessment result require strengthening, as should'relationships between psychoeducational assessment results and the content of IEPs. (CL) t, *********************************************************************** Reproductions supplied by EDRS are the best that can be made from the original document. . ***********************************************************************

, bergmans}@cs.utwente.nl 2 Department of Information Science, Tokyo Institute of Technology, 2-12-1 Ohokayama, Meguro-ku, Tokyo, 152, Japan. email: wakita@is.titech.ac.jp 3 Dept. of Information Science - Faculty of Science- University of Tokyo, Hongo, Bunkyo-ku, Tokyo 113 Japan. email: yonezawa@is.s.u

Cahiers du département d’économétrie Faculté des sciences économiques et sociales