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 supply (a shift in the supply curve) occurs whenever some factor that affects the supply of the good, other than its price, changes. Such variables include: 1. Prices of productive resources. A rise (fall) in the prices of resources shifts the supply curve leftward (rightward). 2.