But then what does "actual value" means if you can never ever buy it at that price ? The same way you posit the vendor price can't be taken at face value, the

But then what does "actual value" means if you can never ever buy it at that price ? The same way you posit the vendor price can't be taken at face value, the buyer's price can't be the measure either (my wife's totally willing to buy my trinket for the sum of all of our possessions. That makes it quite a valuable thing right ?)