Two major lenders have increased their variable home loan interest rates, more than a week after Westpac became the first of the big four to do so. ANZ made the announcement first, hiking its raise by 16 basis points. Commonwealth Bank (CBA) was just moments after, hiking by 15 basis points. While the industry waits for NAB to make the next move, it has begun commenting on the behaviour of the other three so far. RateCity research director Sally Tindall said the hikes show th