The truth is dollar is always stable and does not increase in the united state but because underdeveloped countries like Nigeria their currencies are fragile due to their weak and bad economic policies the local currency always decline against the dollar the most painful thing is the devaluing of these weak currencies especially in my country Nigeria the naira is always devalued for God knows what reason that the government always give
it affects the dollar earner in Nigeria whether the dollar falls or goes up, their earnings also depend on the rate.
in underdeveloped countries, it often affects when the prices of products are going high especially because they are rated in dollars such as gas. when gas prices go up, so is the price in Naria. still when this happens the dollar earner is also affected.