For policy reforms to increase a society's welfare, reliable information on people's preferences and expectations is crucial. Representative opinion polls, often involving simplifed questions about the complex topics under debate, are an important source of information for both policy-makers and...

For policy reforms to increase a society's welfare, reliable information on people's prefer-ences and expectations is crucial. Representative opinion polls, often involving simplified questions about the complex topics under debate, are an important source of information for both policy-makers...

For policy reforms to increase a society's welfare, reliable information on people's prefer-ences and expectations is crucial. Representative opinion polls, often involving simplified questions about the complex topics under debate, are an important source of information for both policy-makers...