Without weighing revenue against expenses the argument’s conclusion is premature at best.
Even assuming…, it is nevertheless impossible to assess the author’s broader contention that…
Absent either a clear definition of the term or dear evidence that…, the author’s contention that…is simply unjustified.
In order to establish a strong correlation between…, the study’s sample must be sufficient in size and representative of …
Lacking evidence of a sufficiently representative sample, the author cannot justifiably rely on the study to draw any conclusion whatsoever.
A direct correlation between… does not necessarily prove that the former causes the latter.
While a high correlation is strong evidence of a causal relationship, in itself it is not sufficient.
The author must consider and eliminate this and other possible reasons why…otherwise; I cannot accept the author’s implicit claim that…
This single sample is insufficient to draw any general conclusion about…
Without additional samples from diverse geographic locations, I cannot accept the author’s sweeping generalization about…
