"Because all the food in our supermarket will be grown on site we won't need abig processing factory to make packaging and we won't have to burn lots of fossil fuel to transport it across the globe, " he said.
Those benefits are not just the direct impact of jobs at the companies doing the spending, but, for instance, jobs in construction to build a new factory, or in the retail and restaurant businesses that can flourish when abig company opens a new office or factory.