"Price discriminators lose money by being nice to their customers." Is the previous statement correct or incorrect?

The Keynesian labor supply function is shown as

a. Ns = g(W/P). b. Ns = g(P/W). c. Ns = t(W/Pe). d. Ns = t(Pe/W).

The percentage of the national debt held by foreigners is approximately 25 percent

a. True b. False Indicate whether the statement is true or false