نتایج جستجو برای: led and wage

تعداد نتایج: 16836110  

2011
Mark B Stewart

This paper investigates possible spillover effects of the UK minimum wage. The halt in the growth in inequality in the lower half of the wage distribution (as measured by the 50:10 percentile ratio) since the mid 1990s, in contrast to the continued inequality growth in the upper half of the distribution, suggests the possibility of a minimum wage effect and spillover effects on wages above the ...

2017
Aaron Reeves Martin McKee Johan Mackenbach Margaret Whitehead David Stuckler

Does increasing incomes improve health? In 1999, the UK government implemented minimum wage legislation, increasing hourly wages to at least £3.60. This policy experiment created intervention and control groups that can be used to assess the effects of increasing wages on health. Longitudinal data were taken from the British Household Panel Survey. We compared the health effects of higher wages...

Journal: :American sociological review 2009
Devah Pager Bruce Western Bart Bonikowski

Decades of racial progress have led some researchers and policymakers to doubt that discrimination remains an important cause of economic inequality. To study contemporary discrimination, we conducted a field experiment in the low-wage labor market of New York City, recruiting white, black, and Latino job applicants who were matched on demographic characteristics and interpersonal skills. These...

2007
David Lempert Rebecca Puhl

This paper first utilizes annual surveys between the 1981 and 2000 waves of the National Longitudinal Survey of Youth to estimate the effect of being overweight on hourly wages. Previous studies have shown that white women are the only race-gender group for which weight has a statistically significant effect on wages. This paper finds a statistically significant continual increase in the wage p...

Insill Yi Jae-ho Keum

 Korea’s youth unemployment problem has continued to worsen since 2004. According to an E24, J64, an analysis of raw data from Statistics Korea’s Economically Active Population Survey and Supplementary Results of the Economically Active Population Survey on Youths to confirm whether youth unemployment affects all youths, more youths were delaying graduation or taking leaves of absence due t...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی اصفهان - دانشکده برق و کامپیوتر 1394

امروزه بخش روشنایی سهم بزرگی از مصرف انرژی الکتریکی را به خود اختصاص داده است. بدون شک استفاده از منابع نوری بهینه تر تأثیر به سزایی در کاهش مصرف انرژی دارد. از جدیدترین این منابع می توان به چراغ های led اشاره کرد. جهت استفاده از این چراغ ها به یک مدار راه انداز نیاز می باشد تا توان مورد نیاز آنها را از برق شهر تأمین کند. تاکنون ساختارهای زیادی به عنوان مدار راه انداز چراغ led با قابلیت اصلاح ...

2007
David Lempert

This paper first utilizes annual surveys between the 1981 and 2000 waves of the National Longitudinal Survey of Youth to estimate the effect of being overweight on hourly wages. Previous studies have shown that white women are the only race-gender group for which weight has a statistically significant effect on wages. This paper finds a statistically significant continual increase in the wage p...

1999
Wendy S. Ayres

This approach was in keeping with the thinking of the time. Central control of power and resources had enabled governments to pull their economies out of the Great Depression and later to wage the Second World War. The application of Keynesian principles, which give a large role to central government in managing the economy, resulted in spectacular economic gains in the 1950s and 1960s. Central...

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