The Market Composite Index, a measure of mortgage loan application volume by the Mortgage Bankers Association’s (MBA) weekly survey, saw a month-over-month increase of 10.7% on a seasonally adjusted (SA) basis. Compared to last August, the index increased by 20.8%. While the Purchase Index declined by 2.9%, month-over-month, the Refinance Index jumped 30.8% as borrowers…