“…Alm and J. R. Follain (1987), J. K. Brueckner and J. R. Follain (1988). Since then, several contradictory views dominate in literature: 1) increasing household income lowers probability that household will choose short-term interest rates (Alm and Follain, 1987;Brueckner and Follain, 1988;Posey and yavas, 2001); 2) low income (relative to their loans) households should prefer a reduced interest rate risk, i.e., along-term fixation (Campbell and Cocco, 2003); 3) income is irrelevant given the prices and terms of the contract (Baesel and Biger, 1980), proved by empirical evidence of U. S. Dhillon et al (1987), J. Vickery (2007), M. Paiella and A. F. Pozollo (2007).…”