A currency band is currency regulation used by a government or central bank that specifying price floor as well as price ceiling.

A tax base is a total amount of assets and/or income that can be taxed by the government. 

The theory of the firm is a concept in neoclassical economics that states that a firm exists and make decisions only in order to maximize its profits. 

A money market fund is a mutual fund that makes investments only in high liquidity instruments, for example, cash and/or cash equivalent securities. 

Money market is a trade in short-term debt investments. At wholesale level it involves large-volume trades between institutions and common traders.

Counterparty risk is the probability that one of the parties involved in a transaction might default its contractual obligation.

Cost control is the practice of reducing business expenses in order to increase profits.

An underweight portfolio is a portfolio which does not hold sufficient amount of a particular security when compared to the amount of that security held in underlying benchmark portfolio. 

Underperform is a term defining professional recommendation given when a stock is expected to do a little bit worse than the market return. 

The law of supply is the law of microeconomics which says that with all other factors being the same, as the price for the goods or services grows, the number of these goods and services will increase as well.