Niger is a landlocked Sahelian country, two-thirds of which is in the Sahara desert. Although only one-eighth of the land considered arable, more than 90 percen

In the United States, some populations suffer from far greater disparities in health than others. Those disparities are caused not only by fundamental differenc

The family is a complex decision unit in which partners with potentially different objectives make consumption, work and fertility decisions. Couples marry and