It is well known that, in classification problems, the predictive capacity of any decision-making model decreases rapidly with increasing asymmetry of the target variable (Sonquist et al., 1973; Fielding 1977). In particular, in segmentation analysis with a categorical target variable, very poor improvements of purity are obtained when the least represented modality counts less than 1/4 of the …
How food pantries stigmatize their clients through a discourse that emphasizes hard work, self help, and economic productivity rather than food justice and equity. The United States has one of the highest rates of hunger and food insecurity in the industrialized world, with poor households, single parents, and communities of color disproportionately affected. Food pantries--run by charitable an…
Empirical literature in disciplines ranging from behavioural genetics to economics shows that in virtually every aspect of life the outcomes of children are correlated to a greater or lesser extent with the outcomes of their parents. Beenstock offers theoretical and methodological tools for understanding these correlations.OCLC-licensed vendor bibliographic record.
This study focuses on the effects of market reform on the life chances of rural people in China. Based on comparative ethnographical evidence from three townships of rural Guangdong province, this book provides a more recent and detailed story about the social inequality in rural China, a further explanation for the institutional analysis on the social stratification of China, a new typology of…