When price goes down, there is a ____________ in quantity supplied.

____________ are products that enhance the satisfaction derive from another product.

Purchasers are the buyers of the product and are referred to as ____________.

_____________ arises because some consumers are willing to pay more than the given price for what they buy.

______________ is a general term that simply refers to the item that is being traded.

_____________ is a very important concept in markets.

_____________ occurs in the market where there is no tendency for change, when the plans of consumers match the plans of suppliers.

The ___________ is relevant in under standing how producers can react in markets.

____________, income and cross elasticity of demand are relevant numerical measures.

___________ is simply a way of quantifying cause and effect relationships.