The areas share a basic notion of justice and dignity and a common interest in regulating power and participation. These are the perspectives that have attracted increased attention in developing ideas about gover nance, poverty eradication, human development, basic needs, participa tion, non-discrimination, rule of law, and economic, social, and cultural rights. What differs between them is the interest in such factors as efficient resource allocation and a wider perspective on social struggles in the development perspective and in the creation of law as an expression of both rights and ethics in the human rights perspective.