1 Explain the use of the therapeutic ratings system in determining whether 1 drug can be appropriately substituted for another of the same therapeutic class.  Define some appropriate and inappropriate substitutions for commonly prescribed antihypertensive agents.
Definition and Statement of the Law: The law of diminishing marginal utility describes a familiar and fundamental tendency of human behavior. The law of diminishing marginal utility states that: As a consumer consumes more and more units of a specific commodity, the utility from the successive units goes on diminishing. Mr. H. Gossen, a German economist, was first to explain this law in 1854.
The principle of diminishing marginal returns to inputs is when more on one input is added, while other inputs are held constant, the marginal product of the input diminishes. [ Diseconomies of scale or decreasing returns to scale is when the a firm doubles its inputs, output increases by less than double.