Indirect tax such as sales tax collection is difficult as the government has difficulty monitoring the actual economic dealings. To bring out private information on transaction only known to a firm and a consumer, China's government has set up a lottery receipt system which has been tried out in...

The paper examines the impact of skill transfer on economic growth. Even if there are the benefits of backwardness and the ability to absorb them, the South may not exploit them, because the skilled workers in the North are not willing to come to the South owing to their high opportunity cost....