Suppose a firm has 3 inputs only - workers, machines, and a place to operate. The machine can be sold instantly if needed, and the workers can be let go. It is also possible to hire more workers within 2 weeks and to buy new machines within one month. The firm rents its operating place and has 3 months to go on the rental contract. The long run is when? 

Options

• 3 months in the future 
• One month in the future 
• One year in the future 
• 2 weeks in the future