http://www.rita.dot.gov/bts/sites/rita.dot.gov.bts/files/bts14_14.pdf
Provides trends in freight transportation among NAFTA countries by mode of transportation, including pipeline. From the Bureau of Transportation Statistics
http://www.fas.org/sgp/crs/row/R42917.pdf
Discusses U.S.-Mexico relations in the wake of the return to power of the PRI party. Covers migration and border security, trade relations, human rights, energy, and other topics. From the Congressional Research Service, posted by the Federation of American Scientists
http://www.rita.dot.gov/bts/press_releases/bts001_14
Press release with statistics on trade volume between the U.S. and Canada/Mexico which hit all-time high in October 2013. From the Bureau of Transportation Statistics
http://www.usitc.gov/publications/332/working_papers/EC201312A.pdf
Reviews 11 papers from the last decade on the impact of the North American Free Trade Agreement on the economies of Mexico, Canada, and the U.S. From the International Trade Commission
http://www.rita.dot.gov/bts/sites/rita.dot.gov.bts/files/bts53_13_0.pdf
Offers data on border crossings into the U.S. by cars, trucks, buses, and trains during 2012. Also provides statistics on value of trade by mode of transportation with Mexico and Canada. From the Bureau of Transportation Statistics
http://www.fas.org/sgp/crs/row/R43313.pdf
Discusses Mexico’s interest in opening its oil and gas sectors to international companies to improve production, areas of U.S.-Mexico energy cooperation, and issues for Congress to consider if such reforms are instituted by Mexico. From the Congressional Research Service, posted by the Federation of American Scientists
http://www.fas.org/sgp/crs/row/R43312.pdf
Discusses the treaty requirements for water sharing involving the Colorado and Rio Grande Rivers between Mexico and the U.S. and the complications/tensions caused by high heat and drought. From the Congressional Research Service, posted by the Federation of American Scientists
http://www.loc.gov/law/help/guestworker/2013-008925%20FINAL091013.pdf
Discusses guest worker programs in 13 countries and also provides information on the European Union’s Proposal for a Directive on Seasonal Employment. The country surveys cover such topics as guest worker recruitment and sponsorship, visa conditions and quotas, and the availability of a path to permanent status. From the Law Library of Congress