Joshua Zitser/Business InsiderWhen Dascalescu, originally from Romania, moved to Mokošica in 2017 with his Croatian wife, Diana, buying a home in Dubrovnik wasn't financially viable. Now, Dascalescu and Marlais live on their own floor, beneath her brother and his children, who live beneath their parents. Joshua Zitser/Business InsiderThe popularity of this set-up comes down to price, according to a Croatian real-estate expert. AdvertisementPerhaps as a result, many Croatian millennials are stuck living at home well into their mid-30s — the highest average age in Europe. Given the lucrative potential of short-term rentals, Croatian homeowners might also be building rooftop apartments for tourists, to generate extra income, he added.

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Persons: —, Bogdan Dascalescu, Dascalescu, Joshua Zitser, Diana Marlais, Diana, Marlais, Bogdan Dascalescu's, Filip Brkan, Brkan, Ivan Vukovic, Nenad Lipovac, Lipovac, there's Organizations: Service, Business, Real Estate Business Association of, Croatian Chamber, Eurostat, UNESCO, University of Zagreb, BI Locations: Dubrovnik, Old Town, Mokošica, Independence, Romania, Croatian, Dubrovnik wasn't, Marlais, Croatia, Europe