assess theUSCMA agreement formerly known as NAFTA, paying specific attention to the agreement between the U.S. and Mexico. Evaluate the current state of U.S. border security, and explain whether it has changed the objective of removing barriers to cross-border flow of services or not. Justify your reasoning.

Also, select an article that describes the recent and previous USCMA agreements. Explain their implication on either the United States' global competitiveness or economy.