Population of Carlsbad, NM. Last official estimated population of Carlsbad city (Eddy County**, New Mexico state) was 28,103 (year 2014)[1]. This was 0.009% of total US population and 1.35% of total New Mexico state population. Area of Carlsbad city is 29.2 miÂ² (=75.6 kmÂ²)[6], in this year population density was 963.06 p/miÂ².
A leftward shift in demand would decrease the quantity demanded to 20 units at the price of $40. With a decrease in demand, there is a lower quantity demanded at each an every price along the demand curve. A change in tastes and preferences will cause the demand curve to shift either to the right or left.
The supply curve either moves or shifts. Changes in price cause movement along the supply curve. In such cases, when the price of the product changes, the quantity supplied changes in accordance with the original supply relationship. The shift in the supply curve occurs when other factors change.