Australian consumers may be relatively more optimistic than they were at the end of 2017 but that itself may be an optimistic description. A more accurate picture would be given by describing consumers as slightly less pessimistic than they were a month ago. The Westpac-Melbourne Institute consumer sentiment index rose ever-so-slightly in January, recording a 0.1 increase to 97.4. Any reading below 100 indicates the number of consumers who are...