It's anybody's guess whether unmeasured productivity growth in the last few years is greater or less than in the past.
No one knows if unmeasured productivity is more than the 10% it was in the past.
mnli hypothesis: No one knows if unmeasured productivity is more than the 10% it was in the past. premise: It's anybody's guess whether unmeasured productivity growth in the last few years is greater or less than in the past.