The foremost quality that you need to do MBA is your communication skill. Then you should have a basic knowledge of economics as well. You should be familiar with what the economic indicators of different countries really imply. Then again, you should know a little about banking, finance and investment. Most of the students are unfamiliar with the stock exchange procedures. The knowledge of stock exchange can really help you in your MBA program. Read the business news and keep an eye on the business activities of the world. General knowledge is going to help you immensely if you are going for MBA