55 research outputs found

    Preliminary Report on a Comparative Analysis of the Underlying Dimensions of Unemployment among Blacks, Hispanics, and Whites in Boston

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    There are four major objectives of this research. The first objective is to determine whether and to what extent differences in unemployment rates in Boston among black, Hispanic, and white workers are due to the following: (1) the differences in the percentage of individuals in each group who experience a spell of unemployment at one time or another during the year, that is the incidence of unemployment; or (2) the differences in the average number of spells of unemployment during the year, that is the frequency of unemployment; or (3) the differences in the average length of time a spell of unemployment lasts, that is the duration of unemployment. The second objective is to ascertain whether a systematic relationship exists between duration and frequency of unemployment and the immediate causes for the occurrence of a spell of unemployment. Four such causes are recognized: (1) involuntary job loss; (2) voluntary job leaving or quitting; (3) new entry into the labor market; and (4) reentry into the market after a period of withdrawal. The third objective is to determine what proportion of the differences in the incidence or probability of black, Hispanic, or white unemployment can be accounted for by differences in the labor market characteristics that are assumed to determine employability and what proportion cannot be so accounted for and may therefore be due to labor market discrimination. The fourth objective is to assess the changes that occur in these dimensions of unemployment over time, particularly those that occur over the business cycle\u27s periods of recession and recovery. The major research on these topics is not yet completed inasmuch as a richer data base has recently become available and is in the process of being made ready for use. Nevertheless, some preliminary results are in hand and are reported herein. This is the first of several reports in this ongoing research. The results reported here are based primarily on data from the Current Population Survey files for 1980, 1982, and 1985, and on previously unpublished geographic survey data for the same period compiled by the Bureau of Labor Statistics. The data used is for the Boston Standard Metropolitan Statistical Area (SMSA) rather than for the city of Boston itself. Whereas the population of the Boston SMSA is in excess of 2 million persons, the city of Boston is just over one-fourth that amount, around 600,000. Thus, the data reflects economic activity in the entire area of which Boston is the hub. When Boston is referred to hereinafter it is to be understood as the Boston SMSA

    On the Decomposition of Wage Differentials

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    The often used method for decomposing wage differentials into human capital and discrimination components is reformulated so that both the disadvantage, or cost, discrimination imposes on a black or minority wage earner and the advantage, or benefit, it bestows on a white or majority wage earner can be estimated

    Some Observations on Closing the Gap

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    James P. Smith and Finis R. Welch, along with fellow economist Richard B. Freeman, have been primarily responsible for the much accepted notion that there have been “dramatic” advances in the economic situation of blacks in the recent past. Closing The Gap: 40 Years of Economic Progress for Blacks (CTG) is just the latest installment and reworking of this optimism. Freeman attributed the alleged progress to a “collapse” of labor market discrimination caused by “governmental and related antidiscrimination activity associated with the 1964 Civil Rights Act.” Smith and Welch, on the other hand, have always been somewhat agnostic about the efficacy of affirmative action. Instead, they have consistently sought to show that the longrun progress they claim for blacks has been due to two major factors: the improvement in the quantity and quality of black education and the great North to South, rural to urban, migration undertaken by blacks during the 1940s, \u2750s and \u2760s

    Recent Changes in the Structure and Value of African-American Male Occupations

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    The occupational structure of black men has undergone major changes in recent years, shifting from largely blue-collar to white-collar and service occupations. At the same time there has been a decline in both the relative and absolute value of black male occupations. Moreover, it appears that labor-market discrimination still plays a significant role in the disparity between black and white male occupational earnings

    Economic Prescriptions for Black Americans

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    The following is a policy statement issued October 12, 1989, by the Study Group on Employment, Income, and Occupations of the Assessment of the Status of African-Americans project conducted by the William Monroe Trotter Institute. The full report of the study group is published in an article entitled Race and Inequality in the Managerial Age, which appears in Social, Political, and Economic Issues in Black America. One of the major conclusions of this report on the relative economic status of blacks in the United States is that a substantial and persisting gap exists between the general circumstances of blacks and nonblacks in this country

    The impact of viral mutations on recognition by SARS-CoV-2 specific T cells.

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    We identify amino acid variants within dominant SARS-CoV-2 T cell epitopes by interrogating global sequence data. Several variants within nucleocapsid and ORF3a epitopes have arisen independently in multiple lineages and result in loss of recognition by epitope-specific T cells assessed by IFN-γ and cytotoxic killing assays. Complete loss of T cell responsiveness was seen due to Q213K in the A∗01:01-restricted CD8+ ORF3a epitope FTSDYYQLY207-215; due to P13L, P13S, and P13T in the B∗27:05-restricted CD8+ nucleocapsid epitope QRNAPRITF9-17; and due to T362I and P365S in the A∗03:01/A∗11:01-restricted CD8+ nucleocapsid epitope KTFPPTEPK361-369. CD8+ T cell lines unable to recognize variant epitopes have diverse T cell receptor repertoires. These data demonstrate the potential for T cell evasion and highlight the need for ongoing surveillance for variants capable of escaping T cell as well as humoral immunity.This work is supported by the UK Medical Research Council (MRC); Chinese Academy of Medical Sciences(CAMS) Innovation Fund for Medical Sciences (CIFMS), China; National Institute for Health Research (NIHR)Oxford Biomedical Research Centre, and UK Researchand Innovation (UKRI)/NIHR through the UK Coro-navirus Immunology Consortium (UK-CIC). Sequencing of SARS-CoV-2 samples and collation of data wasundertaken by the COG-UK CONSORTIUM. COG-UK is supported by funding from the Medical ResearchCouncil (MRC) part of UK Research & Innovation (UKRI),the National Institute of Health Research (NIHR),and Genome Research Limited, operating as the Wellcome Sanger Institute. T.I.d.S. is supported by a Well-come Trust Intermediate Clinical Fellowship (110058/Z/15/Z). L.T. is supported by the Wellcome Trust(grant number 205228/Z/16/Z) and by theUniversity of Liverpool Centre for Excellence in Infectious DiseaseResearch (CEIDR). S.D. is funded by an NIHR GlobalResearch Professorship (NIHR300791). L.T. and S.C.M.are also supported by the U.S. Food and Drug Administration Medical Countermeasures Initiative contract75F40120C00085 and the National Institute for Health Research Health Protection Research Unit (HPRU) inEmerging and Zoonotic Infections (NIHR200907) at University of Liverpool inpartnership with Public HealthEngland (PHE), in collaboration with Liverpool School of Tropical Medicine and the University of Oxford.L.T. is based at the University of Liverpool. M.D.P. is funded by the NIHR Sheffield Biomedical ResearchCentre (BRC – IS-BRC-1215-20017). ISARIC4C is supported by the MRC (grant no MC_PC_19059). J.C.K.is a Wellcome Investigator (WT204969/Z/16/Z) and supported by NIHR Oxford Biomedical Research Centreand CIFMS. The views expressed are those of the authors and not necessarily those of the NIHR or MRC

    Investigation of hospital discharge cases and SARS-CoV-2 introduction into Lothian care homes

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    Summary Background The first epidemic wave of severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) in Scotland resulted in high case numbers and mortality in care homes. In Lothian, over one-third of care homes reported an outbreak, while there was limited testing of hospital patients discharged to care homes. Aim To investigate patients discharged from hospitals as a source of SARS-CoV-2 introduction into care homes during the first epidemic wave. Methods A clinical review was performed for all patients discharges from hospitals to care homes from 1st March 2020 to 31st May 2020. Episodes were ruled out based on coronavirus disease 2019 (COVID-19) test history, clinical assessment at discharge, whole-genome sequencing (WGS) data and an infectious period of 14 days. Clinical samples were processed for WGS, and consensus genomes generated were used for analysis using Cluster Investigation and Virus Epidemiological Tool software. Patient timelines were obtained using electronic hospital records. Findings In total, 787 patients discharged from hospitals to care homes were identified. Of these, 776 (99%) were ruled out for subsequent introduction of SARS-CoV-2 into care homes. However, for 10 episodes, the results were inconclusive as there was low genomic diversity in consensus genomes or no sequencing data were available. Only one discharge episode had a genomic, time and location link to positive cases during hospital admission, leading to 10 positive cases in their care home. Conclusion The majority of patients discharged from hospitals were ruled out for introduction of SARS-CoV-2 into care homes, highlighting the importance of screening all new admissions when faced with a novel emerging virus and no available vaccine

    Investigation of hospital discharge cases and SARS-CoV-2 introduction into Lothian care homes

    Get PDF
    Background The first epidemic wave of severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) in Scotland resulted in high case numbers and mortality in care homes. In Lothian, over one-third of care homes reported an outbreak, while there was limited testing of hospital patients discharged to care homes. Aim To investigate patients discharged from hospitals as a source of SARS-CoV-2 introduction into care homes during the first epidemic wave. Methods A clinical review was performed for all patients discharges from hospitals to care homes from 1st March 2020 to 31st May 2020. Episodes were ruled out based on coronavirus disease 2019 (COVID-19) test history, clinical assessment at discharge, whole-genome sequencing (WGS) data and an infectious period of 14 days. Clinical samples were processed for WGS, and consensus genomes generated were used for analysis using Cluster Investigation and Virus Epidemiological Tool software. Patient timelines were obtained using electronic hospital records. Findings In total, 787 patients discharged from hospitals to care homes were identified. Of these, 776 (99%) were ruled out for subsequent introduction of SARS-CoV-2 into care homes. However, for 10 episodes, the results were inconclusive as there was low genomic diversity in consensus genomes or no sequencing data were available. Only one discharge episode had a genomic, time and location link to positive cases during hospital admission, leading to 10 positive cases in their care home. Conclusion The majority of patients discharged from hospitals were ruled out for introduction of SARS-CoV-2 into care homes, highlighting the importance of screening all new admissions when faced with a novel emerging virus and no available vaccine
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