The table shows the output of cars and televisions per worker per week before trade and specialisation.
Each country specialises in the product where it has a comparative advantage and trades on the basis of an exchange rate which lies between their opportunity cost ratios.
Which change would stop the countries specialising and trading?

1 )
The exchange rate moves to one car for five televisions.
The exchange rate moves to one car for eight televisions.
3 )
The productivity of workers in country X rises to three cars per week.
4 )
The productivity of workers in country Y rises to fifty six televisions per week.
تحلیل ویدئویی تست
منتظریم اولین نفر تحلیلش کنه!