For price of goods to reduce in this country, the current supplies needs to be sold out and the new price of goods be reduced from factories first, the price of fuel reduced before our retailers will reduce their prices.
Because price of fuel also affects price of goods due to high cost of transportation.
But most importantly, Nigerians always takes advantages of good situation and bad situation. So it will take awhile to adjust since it might give them losses. Nobody likes to lose.