可归究于 meaning in Chinese

referrible

Some of the increase , he says , can be ascribed to rising real incomes ; a smaller share can be explained by increases in population ; some can be put down to lower real interest rates ( including the keener pricing of mortgages by lenders )
房价上涨的原因部分可归究于实际收入的增加，人口增长也对房价上涨小有贡献，较低的实际利率（包括优惠抵押贷款利率）也是原因之一.但是房价上涨更多是由投机引起的。