Economic

Demand and supply are used to explain the behavior of perfectly competitive markets, but their usefulness as a standard of performance extends to any type of market. Demand and supply can also be generalized to explain variables applying to the whole economy, for example, quantity of total output and the general price level.
Microeconomics. Supply equals demand at an equilibrium price. Consumers try to minimize opportunity costs and maximize marginal profits and utility.If they respond to price changes, economists call their behavior elastic.
Macroeconomics. Keynesians like government and consumer spending. friedman and his monetarist friends place their faith in the control of the money supply .it looks like both camps have valid points to make, but neither has a corner on explaining how economies work. In any case, supply equals demand at an equilibrium price. that much they agree on.
Global Macroeconomics. the economies of the world keep track of their activity using balance of payments accounting. If they are doing a good job, inflation stays low,.If not a country may end up in an economic quagmire like Lebanon.and also you can use the country analysis framework to make a prediction.

Economic

Finance

Simply stated, there are two main functions in the financial world: buying and selling. businesses require funding, therefore, they either sell equity shares in their companies (stocks), or fixed-interest-payments securities (bonds). The investment community values these securities and buys and sells them.
The theoretical basis for financial analysis is the risk/reward equation, in which higher risks are associated with higher returns. Returns are calculated by determining the amount and the timing of cash flows.
the guiding principle of financial management is to maximize the firm's value by financing cash needs at the least cost possible, at a level of risk that management can live with.
Finance and Accounting are different. Finance -strategy decision. Accounting- Information. trends facts.topic in finance:(1) External- Investment: Valuation and Cash flow.(2) Internal-Financial Management:Dividend and Merger and acquisition.

Organization behavior

Organization Development is application behavioral knowledge at various level such as group,management, organization etc to bring about planned change. its objectives is higher quality about work-life,productivity and efficiency. It accomplishes this by change attitudes, behavior,value,strategies procedures and structures so that the organization can adapt to competitive actions and the fast pace of change within the environment. (1)positive beliefs about the potential employee.(2)all parts of organization and people must work together.(3)learning and training should be on site job.(4)problem solving.(5)contingency orientation.(6)change facility and coordinate change.(7)problem will occur one or more level in organization so the strategy will require one or more interventions.

above all MBAs should think before they act. when MBAs need to take action, they should thoroughly analyze the situation, first from the perspective of individual and then from an organizational vantage point, to create a coordinated and effective action plan. MBAs are not trained to be "organizational experts" by any means, but with a feww theories and frameworks, they should have a better chance of acting effectively.