If bigger objects go into a jar, then there will be space to fill it with smaller objects in sequence. If the order of the objects are reversed, then it ends in filling it at the starting point. Happiness in life is similar to this. Fill high priority needs in the life, and smaller needs can be...

The debate on the relationship between environmental regulation and competitiveness has been a topic of discussion for a number of years now. As early as 1991, the American economist Michael E. Porter proposed that stringent environmental regulation (under the condition that it is efficient) can...