Gains from trade are the: Multiple Choice increase in welfare in both countries that results from specialization and trade. transfer of surplus by the receiving country that results from trade. deadweight loss by the losing country that results from trade. increased skills and human capital that results from specialization and trade.

The answer is "the increase in welfare in both countries that result from specialization and trade".

Explanation:

Commercial gains imply benefits that are benefitted by specialization and division of work from various countries participating in international trade.

Its profits of trade are the positive benefits of trade instead of creating, meaning as advantage benefits via trade rather than producing advantage oneself.

The whole form of profit is usually called gain. Those gains are indeed the advantages of shifting production factors.

Static trade gains:

cognitive overload: having a lot on your mind impairs decision-making and tends to result in the simplest, but not necessarily best, option being selected.

empathy gaps: overlooking how you might feel in a different situation can result in unnecessary purchases, such as overbuying when shopping for food on an empty stomach.

optimism and overconfidence: wearing rose-tinted glasses and having unrealistic expectations about the future can affect money management and leave you unprepared for a change in circumstance.

instant gratification: seeking instant gratification drives impulsive spending and can undermine long-term planning and savings.

harmful habits: automatic or mindless behaviour can amplify a poor financial decision as it becomes a recurring event.

social norms: we are heavily influenced by the actions of others; while this can be in certain circumstances, it also contributes to the pressure to keep up with the joneses through conspicuous consumption.

answer; by looking at total product,marginal product,and changes in both after changes in inputs