Irritable means easy to irritate or bother.. If you have irritable skin, you get a rash from just about anything. An irritable person is not easy-going and often not very easy to be around. You might feel like you're walking on eggshells, or being extra careful not to upset your brother when he's in an irritable mood.
The economic problem. All societies face the economic problem, which is the problem of how to make the best use of limited, or scarce, resources. The economic problem exists because, although the needs and wants of people are endless, the resources available to satisfy needs and wants are limited. Resources are limited in two essential ways:
Business economics is the study of the financial issues and challenges faced by corporations operating in a specified marketplace or economy. Business economics deals with issues such as business organization, management, expansion and strategy. Studies might include how and why corporations expand, the impact of entrepreneurs, the interactions between corporations, and the role of governments in regulation.