A brief introduction

Business times along history always have existed and it always will be business times. That is why a good advice is always appreciated plus an introduction and a good welcome to all readers and seekers of knowledge that use the internet as a medium of aggrandizement for the spirit and on the search of better opportunities.
As all short and warm welcome I invite you to read the simplest definitions of what we looking for: business.

According to Wikipedia:
Business:by definition in economy, business is a legally recognized entity that provides goods and/or services to consumers or either other business. The main target of a business is to generate revenue and profit by managing its financial return in exchange of work and most of the time risk.

Etymology business stands for being busy

Economy: (or "the economy") is the realized economic system of a country or other area. It includes the production, exchange, distribution, and consumption of goods and services of that area. The study of different types and examples of economies is the subject of economic systems. A given economy is the end result of a process that involves its technological evolution, history and social organization, as well as its geography, natural resource endowment, and ecology, among other factors. These factors give context, content, and set the conditions and parameters in which an economy functions.

Finance is the science of funds management The general areas of finance are business finance, personal finance, and public finance. Finance includes saving money and often includes lending money. The field of finance deals with the concepts of time, money and risk and how they are interrelated. It also deals with how money is spent and budgeted.

Marketing is an integrated communications-based process through which individuals and communities discover that existing and newly-identified needs and wants may be satisfied by the products and services of others.