The question isn't whether you can statistically measure an effect, it's whether the effect is large enough to justify the effort and expense.
It would be interesting to see a real study that accounts for confounders like site improvements or new products rolled out at the same time as the new certificate.
If there was actually a large effect it might suggest that browsers UIs need to be adjusted, given how little real assurance of trustworthiness an EV certificate provides.
It would be interesting to see a real study that accounts for confounders like site improvements or new products rolled out at the same time as the new certificate.
If there was actually a large effect it might suggest that browsers UIs need to be adjusted, given how little real assurance of trustworthiness an EV certificate provides.