The essays explore the limits of government, market-oriented solutions to social problems, and libertarianism.The essays in this volume assess the strength and impact of market liberal or libertarian political theory, which, broadly conceived, advocates a more carefully circumscribed role for the state and a greater reliance on the ability of individuals and voluntary, private-sector institutions to confront social problems. They offer insights into the limits of government, develop market-oriented solutions to pressing social problems, and explore some defects in traditional libertarian theory and practice.The essays in this volume assess the strength and impact of market liberal or libertarian political theory, which, broadly conceived, advocates a more carefully circumscribed role for the state and a greater reliance on the ability of individuals and voluntary, private-sector institutions to confront social problems. They offer insights into the limits of government, develop market-oriented solutions to pressing social problems, and explore some defects in traditional libertarian theory and practice.The essays in this volume assess the strength and impact of market liberal or libertarian political theory, which, broadly conceived, advocates a more carefully circumscribed role for the state and a greater reliance on the ability of individuals and voluntary, private-sector institutions to confront social problems. They offer insights into the limits of government, develop market-oriented solutions to pressing social problems, and explore some defects in traditional libertarian theory and practice.1. Why all welfare states (including laissez-faire ones) are unreasonable; 2. Measuring opportunity: toward a contractarian measure of individual interest; 3. Deontic restrictions are not agent-relative restrictions; 4. Why even egalitarians should favor market health insurance; 5. Affirmative action and the demands of justice; 6. The dual role of property rights in prol³e