Chapter 15 – Natural Resource and Energy Economics
42. A decrease in interest rates:
43. An oil producer discovers an oil supply in Texas that can be pumped for a profit of $50
per barrel now, $60 per barrel in three years, $80 per barrel in five years, or $90 a barrel in
seven years. The current market rate of interest is 3 percent. When should the oil producer
extract the oil to obtain the most profit per barrel in present value terms?
44. A farmer discovers a natural gas reserve on his property. He can extract the natural gas for
a profit of $40 per unit now, $55 per unit in one year, $57 per unit in two years, and $60 in
three years. The current market rate of interest is 6 percent. When should the farmer extract
the natural gas to obtain the most profit per unit in present value terms?