SULLOWAY

There are different stages of a product and different strategies apply to each of them: 

1. Market Introduction: High costs, low sales, little competition, customer education, marketing investment, low profitability
2. Growth: Declining costs, higher sales volumes, profitability appe...

Education serves two purposes:

• Teaching valuable knowledge and skills. This is known as the human capital theory.
• Ranking students according to their ability, conscientiousness and ambition. This is known as signalling theory.

If an...

Under these circumstances,we can see that one friend serves another friend, the mother serves the son,the wife serves the husband, the husband serves the wife and so on.If we go on searching in this spirit,it will be seen that there is no exception in the society of living beings to the activity ...