The table has three rows, labeled as quantity of labor (workers), total product (gallons per hour) and marginal product (gallons per worker). The marginal product value is the difference between two consecutive values in the total product row. The data in the table is as follows:

0; 1; 2; 3; 4; 5; 6; 7

0; 1; 3; 6; 8; 9; 9; 8

1; 2; 3; 2; 1; 0; minus 1

The following values from the three rows are highlighted:

Quantity of labor; 2 and 3

Total product; 3 and 6

Marginal product; 3

The first graph shows the total product curve. It plots the quantity of labor (workers) on the horizontal axis, ranging from 0 to 9 in increment of 1. The vertical axis shows the total product (gallons per hour), ranging from 0 to 10 in increment of 2. A line is drawn which starts ...

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