Task: Sentence Expansion
Input (English): Trickle-down economics is an economic theory : if you tax less the businesses and the wealthy , then that should make it easier for them to invest and create businesses .
Output (English): Trickle-down economics , also called trickle-down theory , refers to the economic proposition that taxes on businesses and the wealthy in society should be reduced as a means to stimulate business investment in the short term and benefit society at large in the long term .