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.
What is the 'Law Of Diminishing Marginal Productivity' The law of diminishing marginal productivity is an economic principle that states that while increasing one input and keeping other inputs at the same level may initially increase output, further increases in that input will have a limited effect, and eventually no effect or a negative effect, on output.