Problems in Forecasting Include

question 45

Multiple Choice

Problems in forecasting include:

• A) estimates becoming more reliable the further you forecast into the future
• B) specification error
• C) cyclical variation
• D) both a and b
• E) all of the above

---

Definitions:

Autocrine Chemical Messenger

A signaling molecule released by a cell that binds to receptors on the same cell, leading to a response in the cell itself.

Prostacyclins

A group of lipid compounds that are synthesized by the endothelial cells of blood vessels and have potent vasodilatory and antiplatelet properties.

Thromboxanes

A group of eicosanoids known for their role in vasoconstriction, platelet aggregation, and blood clot formation.

Calcitonin

A hormone produced by the thyroid gland that helps regulate calcium levels in the blood by inhibiting bone resorption.