If your local price is high you can import, if it's low you can export.
If you're at the end of a grid and/or your transmission capacity is limited your price has the possibility to go higher or lower without that damping mechanism.
Electricitymaps has a pricing layer which seems to show central Europe moving in sync when I randomly check it:
https://app.electricitymaps.com/map/live/fifteen_minutes?sig...