> chain has exponential price increase at each step.
The amount of risk increases at each step.
That $24 in "discounts." Almost certainly some amount of that is "shrinkage." Storefronts are expensive in more ways than one.
You could take your monthly rent and costs and then divide by size of a product times the average hold time before sale. Each item has to pay this price plus whatever you want in profit to "earn" it's place in your store. That time multiplier gets worse at each step with an extra kick in the behind if you took those items on credit.
The manufacturer holds the product for almost no time. The retailer may hold it for months.