OBJECTIVES ABO and RhD blood groups are key factors affecting blood transfusion safety. The distribution of ABO and RhD blood groups varies globally, but limited data exist for ethnic distributions of these blood groups in Asian populations. We aimed to evaluate the distribution of ABO and RhD blood groups among Chinese ethnic groups. DESIGN A population-based cross-sectional study. SETTING...

This article makes two arguments: first, it argues that theories connecting ethnic group mobilization with democratic bargaining are based, often unwittingly, on primordialist assumptions that bias them toward overestimating the intractability of ethnic group demands. Second, it proposes a synthesis of constructivist approaches to ethnic identity and social choice theory to show how we who stud...

This research explores the e↵ects of within-group heterogeneity on group-level productivity within a novel geo-referenced dataset of observed genetic diversity across the globe. It establishes that observed genetic diversity of 230 worldwide ethnic groups, as well as predicted genetic diversity of 1,331 ethnic groups, has a hump-shaped e↵ect on economic prosperity, reflecting the trade-o↵ betwe...

A detailed examination of commonalities between folk religion beliefs and practices of African American and European American ethnic groups raises intriguing issues. Interpretations concerning the ethnic group association of conjuration artifacts uncovered at eighteenthand nineteenth-century sites in the mid-Atlantic region must be based on a clearer articulation of the interplay of three issue...

This is a companion paper to the seven articles also published in this special issue of Applied Developmental Science This paper summarizes and discusses the results from common analyses that were conducted on different datasets. The common analyses were designed to disentangle contextual and ethnic influences on parenting. Initial ethnic group differences were found in many of the datasets wit...

Immigrants to the United States face rejection from other Americans on the basis of their ethnic group membership. Among members of ethnic minority groups who were born in the United States, rejection is tied to higher ethnic identification and less positive attitudes toward the national majority. Relatively little research has examined this relationship among first-generation immigrants (i.e.,...