Miranda thinks she's ready to invest in the stock market. what should she have done to prepare? she should have paid off credit card balances, saved up an emergency fund, and learned the basics about investing. she should have learned about all types of investing, even the most complicated investment types. she should have invested in a mutual fund. she should have purchased a home and saved enough to live for three to six months.

Self-interest achieve society’s economic goals because producers know which goods consumers want the most. as consumers and producers exercise their freedom to act in their own self-interest, markets will produce the desired goods at the lowest possible cost. consumers and producers both operate based on society’s economic goals. consumers know which goods can be produced at the lowest cost. there is a wide variety of desired goods and services in a market system because producers determine what to produce. consumers change their minds frequently. there is always a need to produce something new and improved. individual wants are diverse. what is produced is ultimately determined by consumers, because if the goods offered are not what consumers want, consumers will not buy them. producers, because they are driven by profits. producers, because they determine what to produce. consumers, because they participate in marketing surveys.