Determine the marginal cost for Johnson & Johnson’s pharmaceutical production expansion.

Cost Components	Fixed Costs ($)	Variable Costs per Unit ($)	Production Volume (units)
Pharmaceutical Production	5,200,000,000	500	10,000,000

Requirements:

Calculate the marginal cost per unit.

Assess the impact of production volume changes on the marginal cost.

Determine the pricing strategy based on marginal cost analysis.

Provide recommendations for optimizing pharmaceutical production costs.