Country x, a poor country, invents a revolutionary electronic product. the country markets this new product in other poor countries to garner large profits. this occurrence is against the idea of
a. product life-cycle theory.
b. ricardo's theory.
c. theory of absolute advantage.
d. theory of comparative advantage.

A. product life-cycle theory.

Explanation:

The theory suggests that during early stage of the product everything must be operated in it area of origin where it was initially invented.

When the progress of how the product is doing has been established it can then be further marketed abroad.

The product life cycle has four stages from when it is introduced to when it grows (it's growth stage) , maturity and production price decline.

This product life cycle is used to determine whether advertising should be enhanced , expansion to new areas will be productive , or redesigning may be necessary.

According to this theory this means you can't introduce a new product in a world markets or abroad before you have seen its progress through these stages which will determine its success. For example you have to see that the products has high demand and it is reaching its maturity ; the business has to establish that the products is constantly demanded and the price of its production is steadily decreasing which means it has a high possibility to stay long in the market and at this point the business can then decide to expand it to the world markets.

answer; i believe the correct answer is (a) the correlation between the cause variable and outcome variable is zero;