Sorry, something has gone wrong. Best Answer: The Enhanced Fujita Scale, or EF Scale, is the scale for rating the strength of tornadoes in the United States estimated via the damage they cause.
DEFINITION of 'Basis Trading'. An arbitrage trading strategy that aims to profit from perceived mispricing of similar securities.
What it is: The trade balance, also known as the balance of trade (BOT), is the calculation of a country's exports minus its imports. When a country imports more than it exports, the resulting negative number is called a trade deficit. When the opposite is true, a country has a trade surplus.