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.
Demand and supply are two vital concepts that decide the market price of a commodity. If demand is expressed in quantity that is desired by people, and who are willing to buy a product at a certain price, supply refers to the quantity that the market is willing to offer in lieu of the price manufacturers are getting.