All of the above are valid reasons for globalizing operations. http://www.scribd.com/doc/37278190/Test-Bank-for-Heizer-Operations-Management-9e 66. NAFTA seeks to a. substitute cheap labor in Mexico for expensive labor in the United States b. curb illegal immigration from Mexico to the United States c. phase out all trade and tariff barriers between the United States and Mexico d. phase out all trade and tariff barriers between the United States, Canada, and Mexico e. All of the…