> physically small country That's not exactly true at all relative to population. Sure most of the north is very sparsely inhabited so not that relevant but ev

> physically small country That's not exactly true at all relative to population. Sure most of the north is very sparsely inhabited so not that relevant but even the southern coast is not at all dense (compare it with the East and West coasts in the US). And then you have the fjords and mountains which further increase the distances and make infrastructure a lot more expensive.