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..
Since quotation marks are tiny, you can remember that they are used for smaller works within the larger work or collection. Use quotation marks for titles of poems, short stories, book chapters, and articles in journals, magazines, and newspapers; and songs, single television episodes, and commercials.