Chapter 1: Problem and Fundaments.-Chapter 2. Idea-historical foundations and dubious (standard) objections to cost-benefit analysis.- Chapter 3. Frictions on the application level: costs and benefits, discounting, uncertainty, fact base.- Chapter 4. Collision of the cost-benefit analysis with liberal-democratic basic principles and the claim of validity of law.- Chapter 5. Cost-benefit analysis without convincing theoretical basis.- Chapter 6. Remaining relevance of cost-benefit elements in balancing.