Construction in the United States - Important statistics. 1  1. Construction Market Overview. Largest U.S. contractors based on new contracts 2015. 2  2. Construction in the United States. U.S. construction: annual spending in public and private sectors 1996-2014. 3  3. Residential Construction in the United States.
Family Systems Theory. Family Systems Theory, or Bowen Theory, is rapidly becoming one of the most popular and effective methods of problem solving.
Ecological systems theory. Ecological systems theory, also called development in context or human ecology theory, identifies five environmental systems with which an individual interacts. This theory provides the framework from which community psychologists study the relationships with individuals' contexts within communities and the wider society. Ecological systems theory was developed by Urie Bronfenbrenner. The theory is also commonly referred to as the ecological/systems framework.