Entrepreneurs start businesses in the private sector of the economy. They develop business ideas, combine factors of production like land and labor, take on financial risks if the business fails, make key decisions, delegate responsibilities, and determine company objectives. Successful entrepreneurs possess skills in areas like technology, numbers, negotiation, decision-making, communication, interpersonal skills, and qualities such as confidence, determination, perseverance, motivation, and creativity. The document tasks students with identifying entrepreneurs who started four businesses and researching one in depth.