Refer to the figure below to answer the following questions. 
Figure 7.2.2
The figure shows the market for helicopters in Canada,where D is the domestic demand curve and S is the domestic supply curve.The world price is $36 million per helicopter.
-In Figure 7.2.2,if the economy moves from no trade to international trade,total surplus in Canada ________ by ________.
Definitions:
NASW Code
The NASW Code stands for the National Association of Social Workers Code of Ethics, providing guidance on ethical principles and standards for social work practice.
Ethical Responsibilities
Ethical responsibilities are the moral obligations or duties that individuals, professionals, or organizations have towards others, including acting with integrity and adhering to ethical principles.
Ethical Dilemma
A situation involving a difficult choice between alternatives that all have potential moral implications.
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