This document discusses basic economic concepts including what economics is, the four factors of production, and micro and macroeconomics. It defines economics as the social science concerned with how individuals and societies satisfy unlimited wants with limited resources. It explains the factors of production as natural resources, capital resources, human resources, and entrepreneurs who combine these to produce goods and services. Finally, it outlines microeconomics as dealing with smaller economic units like individuals and businesses, while macroeconomics analyzes larger bodies like countries and governments.