The size of the audience was a demonstration of the concern that Finnish people have for the future of their nation given that the conservative government is signalling it wants to impose an extreme form of economic austerity in an economy that is already in recession. The economics profession in Finland is ultra conservative and as far as I can detect supports the austerity despite, of course, their own jobs not being in the direct firing line of the public spending cuts.
Source: Full video – University of Helsinki lecture, October 9, 2015 | Bill Mitchell – billy blog