To be fair, there might not be anyone who can opine on economics and be correct. It's all either survivor/hindsight bias, or making indistinct, unverifiable predictions.
Economics happens to have high stakes, so people flock to it. Nobody really knows what's going on.
We do know a few things, such as attempts to repeal the law of Supply & Demand fails again and again. We also know there is no Free Lunch, as every effort to implement one has failed.
It's like I am no physicist, but I know that anyone who claims he's invented a Perpetual Motion machine is either a fraud or made a mistake.
Economics happens to have high stakes, so people flock to it. Nobody really knows what's going on.