When trying to scan, copy, or fax, one of the following error messages displays on the printer control panel: ' 1 Scanner failure, power off and on'. ' 2 Scanner System Failure'. ' 3 Scanner failed, cannot make copies or fax 4  '. 'Scanner failure. Unable to scan, copy, or send a fax'. ' Scanner failure, cycle power'.
Income Elasticity of Demand and types of goods. Income elasticity of demand measures the responsiveness of demand to a change in income. 1  Inferior Good: An inferior good means an increase in income causes a fall in demand.2  It has a negative YED. 3  An example, of an inferior good is Tesco value bread.ncome elasticity of demand measures the responsiveness of demand to a change in income. 1  Inferior Good: An inferior good means an increase in income causes a fall in demand. 2  Normal Good. 3  Luxury Good.
there are three types of economic systems: Market economy- it is that type of economy in which decisions are taken on the basis of market forces(demand & supply).producers are free to produce. they will produce the product which is high in demand and will give maximum profit. and consumers are free to consume those goods and services which gives them maximum satisfaction.Market economy is also known as free economy i.e. without the intervention of government.