Is the price a result of the cost to produce it, or is it price adjusted, reflecting the relative demand? Perhaps there's limited demand for a vaccine if the m

Is the price a result of the cost to produce it, or is it price adjusted, reflecting the relative demand? Perhaps there's limited demand for a vaccine if the mixed results undermines confidence. Also, it would be interesting to understand the global pricing. Due to market segmentation, there could be inconsistent local pricing among the manufacturers.