Oct 20 (Reuters) – Iran’s day-to-day business is affected by tighter international, U.S. and European Union sanctions imposed in response to Western fears the country’s nuclear activities are aimed at making a bomb. Tehran says it has no such aim.

Tighter sanctions have scared away the Islamic Republic’s usual trading partners, particularly in the oil and gas industry, where the country has been dependant on fuel imports.

Following are key facts on some firms that have been moving away from Iran and on others still dealing with the country:

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