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.
Normal and inferior goods are classification given by economists to to goods judging on their behavior. Normal good is the most common type. It is said a good is normal when it's consumption increases when the income increases. Like clothes, when your income increases you buy more clothes. The opposite happens with inferior goods, of which consumption decreases when the available income increases.