I don't know, it was just a suggestion. Looking at GDP per capita PPP (to get a grasp of economic living conditions) in Albania indicates that it was rising faster pre-crisis, but it is still rising.

Serbia has more marked stagnation:

As have Bosnia:

And Macedonia:

(Data is from the World Bank, graphs from tradingeconomics)

So yes, economies has stagnated in the non-EU balkans during austerity. Wheter from lack of exports, less remittances or home-grown austerity, I don't know.