People have definitely tried, including the Trump administration. 

Their methodology wasn’t ideal but it was chosen because it can estimate non-tariff barriers to trade. 

Undisciplined

the IMF estimates is a drag on Europe’s economy equivalent to a tariff of 44 per cent.

Yeah, I wonder if anyone has tried to do an accounting of the costs imposed by European country's more aggressive style of regulation.

econ

The EU single market’s elephant in the room - FT

Scoresby

> the IMF estimates is a drag on Europe’s economy equivalent to a tariff of 44 per cent.

Yeah, I wonder if anyone has tried to do an accounting of the costs imposed by European country's more aggressive style of regulation. 