نتایج جستجو برای: c81
تعداد نتایج: 173 فیلتر نتایج به سال:
To analyze the effect of health on work, many studies use a simple self-assessed health measure based upon a question such as “do you have an impairment or health problem limiting the kind or amount of work you can do?” A possible drawback of such a measure is the possibility that different groups of respondents may use different response scales. This is commonly referred to as “differential it...
امروزه بکارگیری راهکارهای تجارت الکترونیکی برای بنگاههای اقتصادی بعنوان یک ضرورت اجتناب ناپذیر شده و چنانچهبنگاههای اقتصادی به این مهم توجه لازم را نداشته باشند با کاهش سودآوری و حذف از صحنه رقابت مواجه خواهند بود .بنابراین برنامه ریزی ب ه منظور بکارگیری این راهکارها از اقدامات مهم و راهبردی شرکت ها می باشد و یکی از مهمترین مراحلبرنامه ریزی شناسائی موانع بکارگیری آن و ارایه راهکارهائی در جهت رف...
Using Stated Preferences Data to Analyze Preferences for Full and Partial Retirement Structural models explaining retirement decisions of individuals or households in an intertemporal setting are typically hard to estimate using data on actual retirement decisions, since choice sets are for a large part unobserved by the researcher. This paper describes an experiment in which both perceived ret...
Roma Women in Athenian Firms: Do They Face Wage Bias? In the current study, we analyze the effect of having a Roma background on women’s wages. By utilizing the Athens Area Study random sample (2007-08) drawn from 16 multiethnic municipalities in which Roma live, we estimate that 66.1% of the wage differential between Roma and non-Roma female workers cannot be explained by differences in observ...
Using Analysis of Gini (ANoGi) for Detecting Whether Two Sub-Samples Represent the Same Universe: The SOEP Experience A particular shortcoming of panel surveys is potential bias arising from selective attrition. Based on data from the German Socio-Economic Panel Study (SOEP) we analyze potential artifacts (level, structure, inequality of income) by comparing results from two independently drawn...
In intertemporal models of household consumption or portfolio choice, household behaviour depends on, for example, the household's rate of time preference, the rate of risk aversion, and the household's information set. In this paper we use a survey of Dutch households which contains direct subjective information on risk aversion and time preference and on interest in ®nancial matters. We ®rst ...
We study the recent evolution of top incomes in Switzerland, analyzing both social security data on labor incomes and tax data on total income. The results show that in the last 20 years, the share of top incomes has risen, and the top 0.01% share even doubled, putting Switzerland similar to European countries for the top 1% group but closer to the U.S. for higher top incomes. However, top inco...
Distance and location are important determinants of many choices that economists study. While these variables can sometimes be obtained from secondary data, economists often rely on information that is self-reported by respondents in surveys. These self-reports are used especially for the distance from households or community centers to various features such as roads, markets, schools, clinics ...
An extensive literature uses anthropometric measures, typically heights, to draw inferences about living standards in the past. This literature's influence reaches beyond economic history; the results of historical heights research appear as crucial components in development economics and related fields. The historical heights literature often relies on micro-samples drawn from sub-populations ...
We ask individuals for their reservation price of a specified lottery and deduce their ArrowPratt measure of risk aversion. This allows direct testing of common hypotheses on risk attitudes in three datasets. We find that risk aversion indeed falls with income and wealth. Entrepreneurs are less risk averse than employees, civil servants are more risk averse than private sector employees, and wo...
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