When Can Two Countries Gain from Trading Two Goods

question 14

Multiple Choice

When can two countries gain from trading two goods?

• A)when the first country can only produce the first good and the second country can only produce the second good
• B)when the first country can produce both goods,but can only produce the second good at great cost,and the second country can produce both goods,but can only produce the first good at great cost
• C)when the first country is better at producing both goods and the second country is worse at producing both goods
• D)Two countries could gain from trading two goods under all of the above conditions.

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Definitions:

Scaffold Proteins

Proteins that aid in the assembly of several other protein complexes, acting as a physical support structure for complex formation.

Signals

Means of communication or interaction between cells, organisms, or molecules that trigger responses.

Cyclic AMP

A secondary messenger important in many biological processes, formed from ATP by the action of adenylyl cyclase.

Second Messenger

A substance (e.g., cyclic AMP or calcium ions) that relays a message from a signaling molecule (the first messenger) bound to a cell-surface receptor; leads to some change in the cell.