In 2008, a seven-year research project was initiated to evaluate the social, economic, and cultural impact of the Héðinsfjörður tunnels.

[1] The project was directed by Professor Thoroddur Bjarnason and implemented by a research team at the University of Akureyri.

[2] There is considerable commuting between Ólafsfjörður and Siglufjörður, and the vast majority of residents travel between them for shopping, services, events, and social participation.

[3] The regional economy has been strengthened, and satisfaction with prices and diversity of goods and services has increased.

There has not been an increase in the number of overnight stays, and the predicted tourism circle around the Tröllaskagi peninsula has not materialized.