Development is a very uneven process, accompanied by heterogeneity in outcomes across sectors, across regions and across income groups. Such process, Albert Hirschman elegantly established about 60 years ago, constantly generates tensions and demands for redistribution of resources and power. In this sense, conflict is inherent to development.
Sustainability is constitutive of the concept of development
. Just as economist Amartya Sen has argued that there is no point in discussing the relationship between development and democracy, because democracy is constitutive of the concept of development, there is no point of trying to disentangle sustainability from the notion of development itself.