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OBJECTIVES We evaluated the spatial accessibility of large "chain" supermarkets in relation to neighborhood racial composition and poverty. METHODS We used a geographic information system to measure Manhattan block distance to the nearest supermarket for 869 neighborhoods (census tracts) in metropolitan Detroit. We constructed moving average spatial(More)
Many studies of regional disparity in China have focused on the preferential policies received by the coastal provinces. We decomposed the location dummies in provincial growth regressions to obtain estimates of the effects of geography and policy on provincial growth rates in 1996–99. Their respective contributions in percentage points were 2.5 and 3.5 for(More)
OBJECTIVE To compare the availability, selection, quality, and price of fresh fruit and vegetables at food stores in four Detroit-area communities: 1) predominately African-American, low socioeconomic position (SEP); 2) racially heterogeneous, low SEP; 3) predominately African-American, middle SEP; and 4) racially heterogeneous, middle SEP. DESIGN(More)
Poyang Lake provides wintering sites for several hundred thousands water birds every year. There are historical records of 3 10 species of birds in Poyang Lake National Nature Reserve (Abbr. in PYNNR), belonging to 17 orders, 63 families, and 158 genus, and including 125 water birds species belonging to 6 orders, 19 families, and 60 genus. The most amount(More)
Since the late 1970s, China’s government has gradually eased restrictions on internal migration. The easing of restrictions, along with rapid growth of the Chinese economy, the forces of globalization, and substantial increases in foreign direct investment and local construction spending, have greatly stimulated internal migration. The recent availability(More)
Interprovincial Migration in China: The Effects of Investment and Migrant Networks Since the 1980s, China’s government has eased restrictions on internal migration. This easing, along with rapid growth of the Chinese economy and substantial increases in foreign and domestic investments, has greatly stimulated internal migration. Earlier studies have(More)
The Regulation of Migration in a Transition Economy: China's Hukou System Unlike most countries, China regulates internal migration. Public benefits, access to good quality housing, schools, health care, and attractive employment opportunities are available only to those who have local registration (Hukou). Coincident with the deepening of economic reforms,(More)