Showing 1 - 10 of 212
The use of height data to measure living standards is now a well-established method in the economic literature. Moreover, while much is known about 19th century black legal and material conditions, less is known about how 19th century institutional arrangements were related to black stature....
Persistent link: https://www.econbiz.de/10010271948
The use of height data to measure living standards is now a well-established method in the economic literature. While much is known about 19th century black legal and material conditions, less is known about how 19th century biological conditions were related to the physical environment and...
Persistent link: https://www.econbiz.de/10010271950
The use of height data to measure living standards is now a well-established method in the economic literature, and heights are related with vitamin D. Although African-Americans and whites have the genetic ability to reach similar terminal statures, 19th century blacks were consistently shorter...
Persistent link: https://www.econbiz.de/10010271951
Vitamin D is vital in all vertebrates because it allows them to absorb more calcium from their diets, contributing to stronger skeletal systems and stature growth. Using a new source of 19th century US state prison records, this study contrasts the statures of comparable African-Americans and...
Persistent link: https://www.econbiz.de/10010271952
Using a source of 19th century US state prison records, this study addresses European-American stature variation. The most commonly cited sources for stature variation are diets, disease, and work effort. However, vitamin D is also vital in human statures and health. This paper demonstrates that...
Persistent link: https://www.econbiz.de/10010271954
Nineteenth century white US statures varied with nutrition, disease exposure, and the physical environment. An additional explanation for stature growth is vitamin D production. Vitamin D is produced internally by the synthesis of cholesterol and sunlight in the epidermis. However, studies that...
Persistent link: https://www.econbiz.de/10010271962
Little research exists on the body mass index values of late 19th and early 20th century African-Americans. Using a new BMI data set and robust statistics, this paper demonstrates that late 19th and early 20th century black BMI variation by age increased in their mid-30s but declined at older...
Persistent link: https://www.econbiz.de/10010274809
Little research exists on the body mass index values of 19th century Americans of European descent. Using a new BMI data set and robust statistics, between 1860 and 1880, BMIs decreased across the distribution; however, after 1880, BMIs in the highest quantiles increased, while those in lower...
Persistent link: https://www.econbiz.de/10010274907
Im Juni 2013 hat die Regierung von US-Präsident Barack Obama mit dem sogenannten »Climate Action Plan«, einen neuen Versuch gestartet, die Treibhausgasemissionen vor allem im Transport- und Elektrizitätssektor in den nächsten Jahren zu reduzieren. Vor diesem Hintergrund gibt der Artikel...
Persistent link: https://www.econbiz.de/10011693749
Persistent link: https://www.econbiz.de/10000721758