But as analysts Charles Kupchan of the Council on Foreign Relations points out, security and political considerations rule out such an option in Pakistan.

VOA: standard.2009.09.09

Trains are fuel efficient, they relieve traffic and airport congestion and they also reduce our dependence on foreign oil, making passenger trains the safer,cleaner, greener transportation option."

VOA: standard.2010.02.15

The idea is that you sell a foreign currency call option and use the proceeds of the sale to purchase a foreign currency call option in the same currency with the same counterparty and the same expiration date.

FORBES: Partnership Needs More Than One Partner

During their monthly meetings, Curiel would ask Franco to sign documents in English that Franco could not understand, including an International Swaps and Derivatives Association agreement that facilitated the foreign exchange and option transactions, the complaint alleges.

FORBES: Mexican Investor Blames Citigroup For $50 Million In Personal Losses

For U.S. investors looking to gain exposure to stocks that only trade on foreign markets, one option is to buy an ETF that holds these stocks directly on the foreign exchange.

FORBES: Foreign ETFs That Speak The Language