Mortgage credit tightened slightly in April, according to the latest Mortgage Credit Availability Index from the Mortgage Bankers Association, a measure which analyzes underwriting trends in data from the AllRegs Market Clarity product. The index slipped from 114.0 in March to 113.8 in April, after increasing for each of the first three months of the year. A decline in the MCAI indicates that lending standards are tightening, while increases in the index are indicative of a loosening ...