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The increased interest in the variability of soil properties is responsible for recent observations that soil variables are not normally distributed but are more closely approximated by the two-parameter lognormal frequency distribution. Statistical methods commonly applied in the estimation of...
Persistent link: https://www.econbiz.de/10009429560
Much of the NO3 in the riverine waters of the upper Mississippi River basin in the United States originates from agricultural land used for corn (Zea mays L.) and soybean (Glycine max [L.] Merr.) production. Cover crops grown between maturity and planting of these crops are one approach for...
Persistent link: https://www.econbiz.de/10010576907
The authors build a model of child labor and study its implication for welfare and fertility. Assuming there is a trade-off between child labor and human capital accumulation, we derive conditions under which child labor is socially inefficient. Even if parents are altruistic, child labor may...
Persistent link: https://www.econbiz.de/10005776061
South Africa faces many difficult problems in designing economic institutions in the post apartheid era. No sub-set is more controversial than those which condition and structure exchange in the labour market. What set of institutions will help to solve the key social problems of inequality and...
Persistent link: https://www.econbiz.de/10005646924
The autors study the implications of the trade-off between child quality and child quantity for the efficiency of the rate of population growth. They show that if quantity and quality are inversely related then, even in the case of full altruism within the family, population growth is...
Persistent link: https://www.econbiz.de/10005625601
We built a model of child labor and study its implications for welfare and fertility.
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