No, they don't.
One reason why they don't only provide facts is that they very often provide opinions or interpretations of facts, and some even try to convince people of their view.
Another reason why they don't only provide facts is that they sometimes don't check their sources carefully and might mistakenly report false news.
The correct answer is floating exchange rate system
Floating exchange is a currency worth how much buyers are willing to pay for it. This is determined by supply and demand, which in turn are determined by foreign investment, import / export rates, inflation, and a host of other economic factors.
One-nation conservatism, it's a political viewpoint that defends the preservation of the established institutions and principles while advocating for the creation of social and economic programs (Keynesian, for example) to benefit the common people. The idea of the government intervention in businesses and the creation of new social programs in order to achieve changes in society is an group of economic theories called Keynesian economics.