Business is the activity of making one's living or making money by producing or buying and selling goods or services. Simply put, it is "any activity or enterprise entered into for profit. It does not mean it is a company, a corporation, partnership, or have any such formal organization, but it can range from a street peddler to General Motors." The term is also often used colloquially (but not by lawyers or public officials) to refer to a company, but this article will not deal with that sense of the word.
Business administration is management of a business. It includes all aspects of overseeing and supervising business operations and related field which include Accounting, Finance and Marketing.
International mostly means something (a company, language, or organization) involving more than a single country. The term international as a word means involvement of, interaction between or encompassing more than one nation, or generally beyond national boundaries. For example, international law, which is applied by more than one country and usually everywhere on Earth, and international language which is a language spoken by residents of more than one country.
International business consists of trades and transactions at a global level. These include the trade of goods, services, technology, capital and/or knowledge.
The term "informatics" was first defined by Saul Gorn of University of Pennsylvania in 1983 (Gorn, 1983) as computer science plus information science used in conjunction with the name of a discipline such as business administration or biology. It denotes an application of computer science and information science to the management and processing of data, information and knowledge in the named discipline.
Paul Griffiths (2006) Proceedings of the 3rd International Conference on Intellectual Capital and Knowledge Management. p.129
Somewhere in the past. organizations were quite simple, and 'doing business' consisted of buying raw material from suppliers, converting into products, and selling it to customers... For the most part owner-entrepreneurs founded such simple business and worked along with members of their families. The family-dominated business still accounts for a large portion of the business start today.
R. Edward Freeman (2007) Strategic Management: A Stakeholder Approach p. 5
Despatch is the soul of business.
Philip Dormer Stanhope, 4th Earl of Chesterfield (1694-1773). Letter, 5 February 1750.