7,737 research outputs found

    Forgiveness in Psychology and Law: The Meeting of Moral Development and Restorative Justice

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    This article discusses the psychological meaning of forgiveness and its relation to the criminal justice system. Includes a discussion of the four phases of the development progression of forgiveness

    Trends in Self-Employment Among White and Black Men: 1910-1990

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    We examine trends in self-employment among white and black men from 1910 to 1990 using Census and CPS microdata. Self-employment rates fell over most of the century and then started to rise after 1970. For white men, we find that the decline was due to declining rates within industries, but was counterbalanced somewhat by a shift in employment towards high self-employment industries. Recently, the increase in self-employment was caused by an end to the within industry decline and the continuing shift in employment towards high self-employment industries. We find that the trends in self-employment average returns do not easily explain the decline in self-employment from 1950 to 1970, nor the increase from 1970 to 1990. We also find that changes in tax rates, social security benefits, and immigration patterns do not explain the recent upturn in self-employment. For black men, we find that the self-employment rate remained at a level of roughly one-third the white rate from 1910 to 1990. The large and constant gap between the black and the white rates is not due to blacks being concentrated in low self-employment rate industries, but is consistent with job opportunities outside of self-employment increasing relative to those in self-employment. However, more recently the relative earnings of blacks in self-employment rose more than relative earnings for whites the near constancy of the relative self-employment rates more surprising. We also find that absent continuing forces holding down black self-employment, a simple inter-generational model of self-employment suggests that black and white rates would converge quickly.

    Law and the Coming Environmental Catastrophe

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    Sexual Behavior of Bowhead Whales Observed Off the North Coast of Alaska

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    ... on 8 May 1976 approximately 32 km east of Point Barrow ... we observed and photographed a group of six bowhead whales engaged in sexual behavior in an open water "lead" in the pack ice. ... A series of 15, 35 mm photographs taken with a motor drive attachment provided a clear record of the observation. ... The aspect of each whale will be described as dorsal, lateral, or ventral, depending on which surface of the whale was toward the observer. ..

    Building a Robust Commercial Microgravity Economy in Earth's Orbit: Economic Readiness Considerations

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    The reduced gravity environment of space provides a unique opportunity to further our understanding of various materials phenomena involving the molten, fluidic and gaseous states as well as life science applications where, contrary to earlier beliefs, microgravity induces changes in single cells and simple organisms; not only in large organisms with a complex overall response to gravity (or lack thereof). The potential breadth of commercial opportunities in microgravity thus spans over many verticals of the private sector with applications ranging from fiber optics, high-resolution crystals, microencapsulation, 3D organs to perfume and color dyes. Overall, products manufactured in microgravity hold the promise to have key properties surpassing their best terrestrial counterparts. Commercialization, also known as taking a new technology to market, is a journey in itself where the business, economic, market and technological components must align to generate a successful outcome. A business perspective is very different than technology maturation. In order for a technology to be ready for commercialization, it must not only be mature, but it must also have a compelling business case, and the means to scale up production must be identified and practical. Creating a robust economy in Earths orbit (Fig 1) is especially challenging because of the complexity (high risks, lack of standardization) involved in predicting future growth. This complexity can easily overwhelm the fact that many of the products have an attractive touch of space which aids with branding and marketing.This paper reviews the types of added value that can be extracted from space, with an emphasis on the microgravity environment. In addition, lessons learned from past commercialization efforts will be reviewed. While past efforts have yielded some point successes, they have as a whole failed to precipitate a sustainable LEO based marke

    Feral Dogs of the Galapagos Islands: Impact and Control

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    The history of feral dogs on the Galapagos Islands is described. The authors discuss feral dogs\u27 prey of domestic animals and wildlife, such as marine iguanas, and the urgent need for effective dog control programs and the attempts to control the feral dog populations

    Set in Stone: Building America's New Generation of Arts Facilities, 1994-2008

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    In 2007, just before the domestic economy experienced a major trauma, the Cultural Policy Center at the Harris School and NORC at the University of Chicago launched a national study of cultural building in the United States. It was motivated by multiple requests from leading consultants in the cultural sector who found themselves involved in a steadily growing number of major building projects -- museums, performing arts centers (PACs), and theaters -- and from foundation officers who were frequently asked to help fund these infrastructure projects. With the generous support of the Andrew W. Mellon Foundation, the Kresge Foundation, and the John D. and Catherine T. MacArthur Foundation, we were able to conduct systematic scientific research on cultural building in the United States between 1994 and 2008 and come to a number of conclusions that have important implications for the cultural sector

    Method for compression molding articles from lignocellulosic materials

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    Flakeboard or particle board panels and other composite articles made from wood flakes or other particulate lignocellulosic materials having a relatively high internal bond and improved resistance to moisture are made from flakes or particles which have a moisture content of at least 15%. A catalyst capable of accelerating the reaction between the flakes or particles, the binder and water is applied to the flakes or particles prior to the addition of a moisture-tolerant particle board binder, such as an organic polyisocyanate. A mat of the resulting furnish is compression shaped under pressure and at a temperature less than 250° F. for a time period sufficient to form a composite article of the desired shape and/or dimensions.https://digitalcommons.mtu.edu/patents/1088/thumbnail.jp

    The Effect of Immigration on Native Self-Employment

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    A rapidly growing literature examines the impact of immigrants on the labor market outcomes of native-born Americans. However, the impact of immigration on natives in self-employment has not been examined, despite the over-representation of immigrants in that sector. We first present a new general equilibrium model of self-employment and wage/salary work. For a range of plausible parameter values, the model predicts small negative effects of immigration on native self-employment rates and earnings. Using 1980 and 1990 Census microdata, we then examine the relationship between changes in immigration and native self-employment rates and earnings across 132 of the largest metropolitan areas in the United States. We find evidence supporting the hypothesis that self-employed immigrants displace self-employed natives. The effects are much larger than those predicted by simulations of the theoretical model. Immigrants, however, do not have a negative effect on native self-employment earnings. Our findings are similar if we weight immigration rates by the propensity of immigrant groups to be self-employed or if we try alternative estimation techniques and specifications.

    Birds of Sarcpa Lake, Melville Peninsula, Northwest Territories: Breeding Phenologies, Densities and Biogeography

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    Forty species of birds were observed during field studies at Sarcpa Lake, Melville Peninsula, N.W.T. during the summers of 1981 and 1982. Evidence of breeding was found for 22 species and the first definite breeding records for the Melville Peninsula were obtained for Glaucous Gull, Pectoral Sandpiper and Semipalmated Sandpiper and Semipalmated Sandpiper. A hybrid pair of gulls (Glaucous x Herring Gull) also nested and this appears to be the first definite North American record of such a hybrid nesting. Fourteen additional breeding species expected to be present, based on maps in Godfrey (1966), were not found. Average breeding bird density (35 pr/sq km) was comparable to that on Bylot Island, but considerably higher than that measured at other High Arctic sites. Neither average breeding bird densities nor phenologies changed appreciably from year to year despite a late spring melt in 1982. In both years birds began their breeding activities as soon as suitable nesting and feeding habitat became available. A biogeographic analysis based on the occurrence of breeding birds at 25 other sites across the Canadian Arctic indicates that the avifauna at Sarcpa Lake is more similar to those of High Arctic island sites than to those of mainland sites, but includes none of the species whose ranges are mainly within the Arctic Archipelago.Key words: arctic biogeography, birds, phenology, nesting density, Melville Peninsula, multivariate analysisMots clés: biogéographie arctique, oiseaux, phénologie, densité des nids, presqu'île Mclville, analyse à plusieurs variante
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