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Abstract: The general goal of the present study is to analyze whether children with siblings lag behind their only-child counterparts in terms of health and nutrition, cognition and educational performance, and non-cognitive outcomes. We draw on a dataset containing 25 871 observations constructed from three school-level surveys spanning four provinces in China. The analysis compares children with siblings and only children aged 9 to 14 years old in terms of eight different health, cognitive and non-cognitive indicators. We find that with the exception of the anemia rate, health outcomes of children with siblings are statistically indistinguishable from those of only children. In terms of cognition, children with siblings performed better than only children. Moreover, outcomes of children with siblings are statistically indistinguishable from those of only children in terms of the non-cognitive outcomes provided by measures of anxiety. According to our results, the same general findings are true regardless of whether the difference between children with and without siblings is disaggregated by gender.

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China & World Economy
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Scott Rozelle
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Nearly 100 health economists from across the United States signed a pledge urging U.S. presidential candidates to make chronic disease a policy priority. Karen Eggleston, a scholar of comparative healthcare systems and director of Stanford’s Asia Health Policy Program, is one of the signatories. 

The pledge calls upon the candidates to reset the national healthcare agenda to better address chronic disease, which causes seven out of 10 deaths in America and affects the economy through lost productivity and disability.

Read the pledge below.

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Y2E2 room 369
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sam_heft-neal.jpg PhD

Sam Heft-Neal is a research fellow at the Center on Food Security and the Environment and in the Department of Earth System Science. Sam is working with Marshall Burke to identify the impacts of extreme climate events on food availability and childhood nutrition in Africa. Specifically, they are examining the impacts of climate induced food shocks on child health measures including child mortality rates. Sam’s previous work examined the non-linear relationship between agricultural productivity and the environment and its effects on human health and the economy. Sam holds a Ph.D. in Agricultural and Resource Economics from the University of California, Berkeley and a B.A. in Statistics and Economics from the same institution.

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China’s rapid development and urbanization have induced large numbers of rural residents to migrate from their homes to urban areas in search of better job opportunities. Parents typically leave their children behind with a caregiver, creating a new, potentially vulnerable subpopulation of left-behind children in rural areas. A growing number of policies and nongovernmental organization efforts target these children. The primary objective of this study was to examine whether left-behind children are really the most vulnerable and in need of special programs. Pulling data from a comprehensive data set covering 141,000 children in ten provinces (from twenty-seven surveys conducted between 2009 and 2013), we analyzed nine indicators of health, nutrition, and education. We found that for all nine indicators, left-behind children performed as well as or better than children living with both parents. However, both groups of children performed poorly on most of these indicators. Based on these findings, we recommend that special programs designed to improve health, nutrition, and education among left-behind children be expanded to cover all children in rural China.

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Health Affairs Volume 34, Issue 11
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Prashant Loyalka
James Chu
Alexis Medina
Scott Rozelle
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Rosamond L. Naylor
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Read the original post on Medium.com:

A Global Perspective on Food Policy

I applaud Mark Bittman, Michael Pollan, Ricardo Salvador, and Olivier de Schutter for advocating the introduction of a national food policy in the U.S. Greater emphasis in our current farm legislation on nutrition, health, equity, and the environment is clearly warranted and long overdue. As the authors note, Americans’ access to adequate nutrition at all income levels affects educational and health outcomes for the nation as a whole. Poor nutrition thus plays a role in determining the level and distribution of economic and social wellbeing in the U.S, now and in the future. It is surprising that no one within the large circle of Presidential hopefuls has raised the topic of food, not just agriculture, as a major political issue for the 2016 election.

The U.S. is not unique. Virtually every country with an agrarian base has, at some point in history, introduced agricultural policies that support farmers and provide incentives for them to produce major commodities. At the time, governments have been able to justify these policies on several grounds: national security (avoiding excess dependence on foreign nations for food), economic growth (using agricultural surpluses as an engine of economic growth), and social stability (keeping its population well-fed to avoid social unrest). Once agricultural policies are implemented, they typically give rise to institutions and vested political interests that perpetuate a supply-side orientation to food and agriculture. In the U.S., the political institutions that govern food and agriculture have their roots in historical political precedents that date back to the 1860s, and later to the 1930s when the New Deal was promulgated. Farm interests have been entrenched in the U.S. political system for quite some time, and they cannot be easily removed.

There is a general rule for successful policies: Align incentives with objectives. A corollary to this principle is that objectives change over the course of economic development. For the United States in earlier eras, and for many developing economies in recent decades, meeting basic calorie needs has been the first order of business. This objective has been largely achieved through public investments in infrastructure (irrigation, roads), research and development, commodity support programs, incentives for private agribusiness development, and other supply-side measures.

With successful agricultural growth and rising incomes, many countries face a new set of food and nutrition challenges: eliminating “hidden hunger” (deficiencies in iron, vitamin A, calcium, zinc and other micronutrients), and abating the steady rise in obesity that results from a transition to diets rich in energy-dense carbohydrates, fats, and sugar. Hidden hunger affects some three billion people worldwide. It is prevalent among low-income households in almost all countries, impairs cognitive and physical development (especially among infants up to two years of age) and thus limits a nation’s educational and economic potential. Meanwhile, rates of obesity now surpass rates of energy-deficient hunger throughout the world, even in developing nations.

The objectives of food and agricultural policies in virtually all countries need to shift, on balance, from promoting staple food supplies to enhancing nutrition. I am not suggesting an abandonment of agriculture, but rather an enrichment of agriculture with more crop diversity to support the nutritional needs of all people. If improved nutrition is the objective, what are the correct incentives? Proper incentives will differ among countries, but will inevitably require a fundamental change in institutional structure. With a shift from supply- to demand orientation, there needs to be a transition from Ministries of Agriculture to Ministries of Food. After all, the main goals of a Ministry of Agriculture are to increase the volume of agricultural production and to improve economic growth in the agricultural sector. The main goal of a Ministry of Food, by contrast, is to enhance the nutrition and food security of the entire population.

Bittman, Pollan, Salvador, and de Schutter emphasize that replacing the U.S. Department of Agriculture (USDA) with a “U.S. Department of Food, Health, and Wellbeing” would be difficult at best. It would require unprecedented political will and cooperation among parties. The same can be said for institutional change in agricultural ministries throughout the world. Regardless of the challenges, however, nothing will change until the conversation surrounding food policies, politics, and institutions takes a major turn.

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