Economists study people and their choices to understand why they make certain decisions. They have a thorough understanding of how the economy works. The role of an economist includes giving economical and financial advice to businesses, companies, brands or even the government. They are also responsible for evaluating the company’s business stance and give strategy suggestions keeping in mind economic outlook. They guide governments and organizations in making financial decisions in order to improve the country's economy.  An economist is an expert who studies the relationship between a society's resources and its production or output. Economists study societies ranging from small, local communities to entire nations and even the global economy.