Traditional lightning protection practices were standardized many years prior to the recent proliferation of modern electrical and electronic equipment installations on building rooftops. This paper presents an isolated down-conductor solution that combines the advantages of the IEC 623051 series or various other national standards regarding isolated and non-isolated lightning protection method...

We document that firms’ management of accounting earnings increased steadily from 1987 until the passage of the Sarbanes Oxley Act (SOX), with a significant increase during the period prior to SOX, followed by a significant decline after passage of SOX. However, the increase in earnings management preceding SOX was primarily in poorly performing industries. We also show that the informativeness...

Contrary to the implicit assumption motivating much of the work on the political economy of protection, antidumping, along with other forms of administered protection, is the primary form of discretionary protection for most countries. A sizable literature on the political economy of antidumping has developed in the last two decades that is distinctive in its explicit focus on institutional asp...

In this paper we discuss our experience with the design of a system for supporting learning about other cultures in children attending kindergartens. In the paper we report the motivations behind our work, the requirements that we have identified, and briefly sketch the demonstrators that we have developed.

*This is a revised version of a ~a~er prepared for presentation at tP,E; August 1975 meeting of the American Sociological Association, San Francisco. During the preparation of this paper the authors were supported by a National Institute of General Medical Sciences' Training Program in Methodology and Statistics (5-T01-GMOI526-09). The research reported here was supported in part by funds grant...

Employment and Wage Cuts in Mexico's tariff levels were associated with a slight Effects of Trade decline in employment in Liberalization Mexico and with increases in average wages (perhaps reflecting improved The Case of Mexican Manufacturing productivity in the reformed industries and a shift toward the use of more skilled Ana Revenga workers). The wages and employment of skilled production w...