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..
Words used in a nonstandard manner or as sarcasm, irony, or mockery: Use quotation marks to point out irony or words used in an unusual way, perhaps as slang or mockery. Most slang wouldnât need to be put in quotation marks, but words unfamiliar to a character could be put in quotation marks. Always use double quotation marks for AmE and typically use singles for BrE (doubles are acceptable). Example: Yeah, I guess he was on time. If three hours late is âon timeâ in his book.