- Housing affordability changes in Baltic capitals : on the effect of housing boom and negative housing equity on housing affordabilityKahre, Kristian; Kolbre, EneBook of abstracts : [22nd Annual European Real Estate Society Conference, ERES 2015, 24-27 June 2015, Istanbul, Turkey]2015 / p. 73 http://www.eres2015.itu.edu.tr/Book_of_Abstracts.pdf