Constant returns for a Cobb-Douglas production function with two inputs

1. For what positive values of a, b, and C are there

decreasing returns to scale?

All C>0 and a+b<1

2. Constant returns to scale?

All C>0 and a+b=1

3. Increasing returns to scale?

All C>0 and a+b>1

4. For what positive values of a, b, and C is there a decreasing marginal product for factor 1?

All a<1, b>0, and C>0

5. For what positive values of a, b, and C is there a diminishing technical rate of substitution?

All a>1, b>1, and C>1

1. For what positive values of a, b, and C are there

decreasing returns to scale?

All C>0 and a+b<1

2. Constant returns to scale?

All C>0 and a+b=1

3. Increasing returns to scale?

All C>0 and a+b>1

4. For what positive values of a, b, and C is there a decreasing marginal product for factor 1?

All a<1, b>0, and C>0

5. For what positive values of a, b, and C is there a diminishing technical rate of substitution?

All a>1, b>1, and C>1

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