The Use of Lithium in the United States Was Delayed

question 99

Multiple Choice

The use of lithium in the United States was delayed due to

• A)the stigma associated with mental illness.
• B)its addiction potential.
• C)a lack of evidence to demonstrate that it was effective.
• D)the fact that it could not be patented.

---

Definitions:

Diminishing Returns

A principle stating that as more of a variable input is combined with a fixed input, the incremental gains in output will eventually decrease.

Increasing Returns

This refers to a scenario in economics where, as the quantity of input increases, the rate of output increases at a faster rate, leading to economies of scale.

Long-Run Total Cost

The aggregate cost of production when all factors of production are variable and the scale of operation can change.

Units of Variable K

In economics, this refers to units of a variable factor of production (K often denotes capital), where the quantity can be changed in the short run to increase or decrease production.