A wide range of factors interact to determine the exchange rate level: the government, market forces of supply and demand for a particular country's currency, interest rates, inflation, a country's balance of trade and/or payments, and consumers' expectations about what will happen in the future.
Use quotation marks for direct quotes. Use quotation marks to surround direct quotes from a source, person, article, or other source. Use a comma before a quote only if you precede the quote with an identifier (a tag) such as he said or According to experts..
This page offers an explanation on the correct use of quotation marks and gives examples of quotation marks used in sentences. Quotation marks (or speech marks as they're also called) are used: To show the exact words spoken or written. For the names of things like ships, books, and plays.