(AGI) Rome, Sept 13 - The 'Home guarantee fund' could hold upto 15 billion euros, Italian Banking Association ABI said onSaturday. The new instrument formed by banks and institutionsfurther boosts the development of the mortgage market, whichalready started a significant recovery with a 29.2 percentgrowth year on year for the period January to July 2014. Thegoal is to make it easier for couples and young people to getaccess to credit, ABI explained. . .