<DIV>Studies of African economic development frequently focus on the daunting challenges the continent faces. From recurrent crises to ethnic conflicts and long-standing corruption, a raft of deep-rooted problems has led many to regard the continent as facing many hurdles to raise living standards....</div>

<DIV>Studies of African economic development frequently focus on the daunting challenges the continent faces. From recurrent crises to ethnic conflicts and long-standing corruption, a raft of deep-rooted problems has led many to regard the continent as facing many hurdles to raise living standards....</div>

<DIV>Studies of African economic development frequently focus on the daunting challenges the continent faces. From recurrent crises to ethnic conflicts and long-standing corruption, a raft of deep-rooted problems has led many to regard the continent as facing many hurdles to raise living standards....</div>

<DIV>Studies of African economic development frequently focus on the daunting challenges the continent faces. From recurrent crises to ethnic conflicts and long-standing corruption, a raft of deep-rooted problems has led many to regard the continent as facing many hurdles to raise living standards....</div>

<DIV><DIV><P>One of the most important public policy issues in the United States is how to improve the life prospects of disadvantaged youth who, in their formative years, face low-quality school systems, poor access to health care, and high-crime environments. <I>The Problems of Disadvantaged Youth </I>includes a...</i></p></div></div>

<DIV>Every day young people engage in risky behaviors that affect not only their immediate well-being but their long-term health and safety. These well-honed essays apply diverse economic analyses to a wide range of unsafe activities, including teen drinking and driving, smoking, drug use,...</div>

<DIV><DIV>The future of Social Security is troubled, both in the United States and in most other developed countries with aging populations. As improvements in health care and changes in life styles enable retirees to live longer than ever before, the stress on national budgets will increase...</div></div>

<DIV><I>Social Security Programs and Retirement around the World</I> represents the second stage of an ongoing research project studying the relationship between social security and labor. In the first volume, Jonathan Gruber and David A. Wise revealed enormous disincentives to continued work at older ages...</i></div>

<DIV>What accounts for the striking decline in labor force participation at increasingly younger ages? Social Security and Retirement around the World examines one explanation: social security programs actually provide incentives for early retirement. This volume houses a set of remarkable papers...</div>

<DIV><DIV>Many countries have social security systems that are currently financially unsustainable. Economists and policy makers have long studied this problem and identified two key causes. First, as declining birth rates raise the share of older persons in the population, the ratio of retirees to...</div></div>