Answer:
There is consensus among leading economists and industry experts that the output gap in Westville is currently negative.
Explanation:
There are two different people who have two different views for the increasing inflation. Robert's claim that the reason behind high inflation is the high consumer spending will be strengthened if there is a consensus among leading economists and the industry experts that the output gap in Westville is negative. This means that the actual output is less than the potential output and so, the consumer spending will increase, leading to the inflation.