1a) Suppose a firm’s TC = 50Q.75. What is Marginal Cost for the 100th unit of production? Use a spreadsheet or otherwise and incremental analysis (not calculus) to answer this question b) A firm estimates its production function as Q = 2.4 + 30*L -.5*L2 + 30*K -1.00*K2 + 15*F -.3*F2. Total cost is TC = $2.5*L + $2*K + $.75*F.  The firm wishes to produce 500 units of output.  Use Excel Solver or otherwise to find the cost minimizing amounts of L, K and F. What is the cost-minimizing amount of capital (K)? c) A firm’s production function is:  Q = 20L -.5L2.  The firm can sell all the output it wishes at $10 per unit.  The wage rate for labor is PL=W=$20.  a.  How much labor should be hired to maximize profits? You can use either a spreadsheet, Solver (or calculus) to find the

Managerial Economics: A Problem Solving Approach
5th Edition
ISBN:9781337106665
Author:Luke M. Froeb, Brian T. McCann, Michael R. Ward, Mike Shor
Publisher:Luke M. Froeb, Brian T. McCann, Michael R. Ward, Mike Shor
Chapter4: Extent (how Much) Decisions
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1a) Suppose a firm’s TC = 50Q.75. What is Marginal Cost for the 100th unit of production? Use a spreadsheet or otherwise and incremental analysis (not calculus) to answer this question

  1. b) A firm estimates its production function as Q = 2.4 + 30*L -.5*L2 + 30*K -1.00*K2 + 15*F -.3*F2. Total cost is TC = $2.5*L + $2*K + $.75*F.  The firm wishes to produce 500 units of output.  Use Excel Solver or otherwise to find the cost minimizing amounts of L, K and F. What is the cost-minimizing amount of capital (K)?

c) A firm’s production function is:  Q = 20L -.5L2.  The firm can sell all the output it wishes at $10 per unit.  The wage rate for labor is PL=W=$20.  a.  How much labor should be hired to maximize profits? You can use either a spreadsheet, Solver (or calculus) to find the 

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