Companies are never justified in not installing all possible safety devices in their products when the omission of those safety devices could result in the loss of life to the users of the products

Which of the following is NOT one of the reasons a firm might be expected to experience economies of scale?

A) specialization B) the dimensional factor C) improved productive equipment D) depreciation

If businesses feel more optimistic about the state of the economy, then this change is likely to:

A.  Cause a movement up the investment demand curve B.  Cause a movement down the investment demand curve C.  Shift the investment demand curve to the left D.  Shift the investment demand curve to the right