The government of Never-Never Land, after much deliber-ation, finally decides to switch to a fixed exchange rate

Question:

The government of Never-Never Land, after much deliber-ation, finally decides to switch to a fixed policy. It does this because the value of its currency, the neverback, is so high that the trade deficit is enormous. The finance minister fixes the rate at $10 a neverback, which is lower than the equilibrium rate of $20 a neverback.
a. What trade or traditional macro policy options could accomplish this lower Using the laws of supply and demand, show graphi-cally how possible equilibria are reached. Exchange Rate
The value of one currency for the purpose of conversion to another. Exchange Rate means on any day, for purposes of determining the Dollar Equivalent of any currency other than Dollars, the rate at which such currency may be exchanged into Dollars...