Deflation in economics is defined as the reduction of the general level of prices in an economy. A good sentence to use deflation in is: The current deflation occurring of the dollar is making this a buyers market, great for new investors.

merits and demerits of deflation

Deflation is when a currency becomes worthless. An Advantage of deflation is that there is less poverty and things become more affordable.

Yes, this is true

Why is the central bank afraid of deflation