The kind of lighting you choose will be a huge factor in the cost of lighting installation. Simple lighting can be pretty affordable, but more expensive fixtures will bring up the cost of installation-as will antique chandeliers or fixtures.
a change in supply is the shift in supply curve due to change in price of other commodities and other factors like taste,weather,income e.t.c while a change in quantity supply â¦ is the change in price of the commodity itself that affect the quantity supply,here the supply curve remain constant but there will be a movement along the supply curve.
A change in quantity supplied is a movement along the upward sloping supply curve in response to a change market price (holding all other things constant - the ceteris pariubs assumption). Contrast this to a change in supply (a shift in the supply curve), which is caused by a change in the producers costs. A change in quantity supplied is a movement along the upward sloping supply curve in response to a change market price (holding all other things constant - the ceteris pariubs assumption).