Form agreement for the sale of goods under Article 2 of the Massachusetts Uniform Commercial Code (UCC), drafted in favor of the seller. In economics, we use elasticity to measure the responsiveness of buyers and sellers relative to the change in the price of goods and services.This book contains information on exporting that was current as of the date of publication. We apply this test in the market for solar energy. This guide includes general information about the Massachusetts sales and use tax. The significant features for the year with regard to industrial out put were 1 Substantial increase in the output of durable goods. , products whose demand grows faster relative to consumers' income). What is the questioner referring to- Price elasticity of demand or income elasticity? Goods that have relatively elastic demand. The lower price helps a new product or service penetrate the market and attract customers away from competitors.