Q. Luigi has utility function U=5XY. His income is 100, the price of X is 5 also the price of Y is 2.
a. Illustrate what is the budget constraint?
b. Illustrate what is the Lagrange function?
c. Take the derivatives of the Lagrange also set them equal to zero.
d-Illustrate what is the demand of X also Y (as a function of Px also Py?) Make sure to Elucidate how your algebra.
Q. Could a service industry utilize production line approach or self-serve design also still keeps a high customer focus (personal attention)?