In Economics, the price that is officially set for a product or currency. Inflection of appraisal, which means fixing or determining the official price of something. Assess, estimate .
1º_ It is a word used in economics and statistics for a relationship between two values, usually a percentage of increase or decrease. This is commonly the name given to the "bank interest rate" and the "tax rate". 2º_ Inflection of the verb tasar . See verbs/rate.