Provide a very simple and direct answers ( 1 line max ) for the following question using basic English language as possible.

1. Which one is bigger than the other economic profit or accounting profit and why?
2. In which case economic profit is greater than accounting profit and why?
3. In which case economic profit is smaller than accounting profit and why?

Note: All answers should be very short as possible!!! ( to the points ), not accepting long answers.