For such tourism and its economic benefits to be sustainable in the long run implies that the scenic and recreational values of natural resources must be protected. In any case, such a model of tourism and recreation fits into the base theory model as a basic activity. Economic Base Theory - Some Criticisms Criticisms of the base theory have been offered by various observers. There is nothing in economic theory or fact to support such assumptions. Quite the contrary, both of these assumptions, in general, are wrong.
Powers believes people tend to move to where they want to live.
People may be more compliant in negotiating with employers while living in areas and environments that they want to live in and therefore firms will follow these migrations in order to obtain labor cost benefits and access to labor markets. As evidence, Powers cites migrations in the U.S. to the suburbs, the sun belt and the southwest as evidence of people moving out of a concern for their living environment. Powers believes the economic base model has been misinterpreted to make the case for extractive and basic industries. A standard interpretation of the economic base model is that exports and the income they inject into the local economy are all that really matter - they cause or enable all other economic activities. Income earned in export-oriented activities circulates through the local economy, putting people to work in locally oriented economic activities that provide the vast majority of jobs.