24,687 research outputs found

    Title VII and the Temporary Employment Relationship

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    Operation Rescue: What Legacy of Disobedience?

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    Dispersing blackbirds and starlings from objectionable roost sites

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    Frightening devices and other methods of dispersing roosting blackbirds and starlings are described along with the techniques for their proper application. In a study in the southeastern United States, exploding shotgun shells and noise bombs were used to disperse roosts of up to 1 million birds. Five roosts containing up to 1 million blackbirds and starlings were 96 to 100% dispersed by two to five people during three to eight evenings of harassment. Dispersal cost between 80and80 and 535 per roost

    An Empirical Analysis of the Strategic Use of Corporate Social Responsibility

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    Recent theories of the strategic use of corporate social responsibility (CSR) emphasize the role of information asymmetry and how CSR is likely to be matrixed into a firm's differentiation strategy. A key empirical implication of these theories is that firms selling experience or credence goods are more likely to be socially responsible than firms selling search goods. Using firm-level data, we report evidence that is consistent with this hypothesis.

    Space vehicle thermal testing: Principles, practices and effectiveness

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    Component qualification and acceptance temperatures are derived from worst case thermal analyses and analytic uncertainty margin subject to certain specified temperature extremes. Temperature requirements are shown for equipment operation within specification and for survival and turn-on (need not operate within specification, but must not experience any degradation when returned to operational range). Temperature excursions for most equipment are seen to be 20 to 50 C above and below room temperature. Components without active electronics which are mounted outboard, such as solar arrays and antennas, are usually designed to withstand wider temperature excursions, particularly at the cold end. Batteries are tightly controlled at cold temperatures to increase life. Payload components such as extremely accurate clocks for precise navigation are controlled over a relatively narrow temperature range

    Estimation of the Return on Capital in Municipal Water Systems

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    The shadow return on capital in 75 small municipal water systems is estimated using a gamma frontier variable cost function. The estimated Social Cost of capital exceeds the shadow return by an average ratio of 4.37:1, with a median capital stock inefficiency of 70,500peryearpersystemowingtooverinvestmentinpublicwatersupplycapital.Inaddition,actualproductioncostsexceedminimumcostsby36percent,withamedianinefficiencyof70, 500 per year per system owing to overinvestment in public water supply capital. In addition, actual production costs exceed minimum costs by 36 percent, with a median inefficiency of 24,300 per system. Combining both types of inefficiency and extrapolating to the seven thousand comparable systems nationwide suggests economic waste of more than $663 million per year.

    Indonesia's palm oil subsector

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    Debate on Indonesia's palm oil policy was stimulated by a sharp increase in cooking oil prices in 1994-95 and a resulting increase in the export tax rate on crude palm oil. Palm oil has been one of the fastest growing subsectors in Indonesia. Using a quantitative model, the author analyzes the effect of government policies, including the export tax, buffer stock operations by the BULOG (the national logistics agency), and directed sales from public estates. The author acknowledges the export tax's effectiveness in lowering domestic prices, but observes that its impact on inflation and consumer welfare is minimal. The tax has also had the unintended effect of transferring income from oil palm growers located primarily off Java. The structure of the tax discourages local processing by squeezing processing margins. And determining tax rates on palm oil products independent from the underlying crude palm oil price creates uncertainty about marketing margins for processors. The author recommends repealing the tax and discontinuing buffer stock operations and directed sales from public estates. The author concludes with recommendations on investment policy. Direct incentives to private investors have been used to overcome investment risks and uncertainties, but investors should no longer need those incentives. Instead, Indonesia's government should focus more on alleviating obstacles to private investment. The Bank might be of assistance in this area.Markets and Market Access,Environmental Economics&Policies,Economic Theory&Research,Payment Systems&Infrastructure,Consumption,Economic Theory&Research,Consumption,Environmental Economics&Policies,Markets and Market Access,Access to Markets

    Seasonal and temporal changes in the vertical profiles of polar stratospheric ozone: 1978-1986

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    The long-term changes in stratospheric ozone in both Antarctic and Arctic regions during the period November 1978 to October 1986 exhibit significant interhemispheric differences in terms of time of onset, altitude, latitude, longitude, and phase. The 8-year data set of stratospheric ozone derived from observations with the Nimbus 7 Solar Backscatter Ultraviolet (SBUV) spectrometer instrument were deseasonalized by subtracting monthly deviations from 6-year monthly means for 10 degree bands centered at latitudes 80 S-80 N and the 64x64 standard NMC grid at standard pressure levels in the atmosphere. Linear trends are derived from the linear regression of monthly deviations from long term monthly means in terms of annual and monthly trends for the latitude region 55 to 81 degrees in both hemispheres. An assessment has been made of the SBUV instrument drift from analyses of annual deviations from long term annual means of stratospheric ozone in north temperate regions from 25 N-55 N with corresponding Umkehr observations from 5 stations at latitudes from 36 N-52 N which have been corrected for stratospheric aerosols derived from 5 lidar stations (DeLuisi and Mateer, 1988)
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