Within what ranges do we see increasing returns, decreasing returns and negative returns? Explain your answer.

Labor Capital Total Product Marginal Product Average Elasticity of (L+K) (ATP/AL ) Product Production ( TP/L) ( MP/AP ) 10 200 210 210 21.00 10.00 15 500 515 61 34.33 1.78 20 800 820 61 41.00 1.49 30 1200 1230 41 41.00 1.00 40 1500 1540 31 38.50 0.81 50 1800 1850 31 37.00 0.84 60 2000 2060 21 34.33 0.61 70 2300 2370 31 33.86 0.92 80 2500 2580 21 32.25 0.65 90 2800 2890 31 32.11 0.97 Increasing returns: Decreasing returns: Negative Returns