In the previous parliament, the chancellor hoped to create a more sustainable economy by switching the emphasis from consumer spending to exports and manufacturing.

We all want a more productive, competitive and environmentally sustainable economy.

To achieve a sustainable economy world population will have to be reduced by two-thirds, says the study.

A culture that previously had depended on its environment as a sustainable economy was losing the very land on which they survived.

The settlement of these individuals made it easier for governments to tax, develop an army, labor force, and create a sustainable economy.