BIS central bankers’ speeches  5  provisioning against mortgages; limiting the share of any housing financing package indexed to the short-term (central bank) interest rate to one-third of the total loan, with the remainder of the package having to be linked to either the five-year real or five-year nominal interest rate; and, on different occasions, limiting the loan-to-value (LTV) and payment-to-income (PTI) ratios.
17 Additional precautionary measures were implemented in the supervision of banks. 18 The most successful of these measures was the limit of one-third imposed in May 2011 on the share of any housing loan indexed in effect to the Bank of Israel interest rate.