+Marginal Cost is the added expense to produce one more unit of [output](/wiki/output). It guides firms in optimizing [production](/wiki/production), revealing the true cost of scaling. Understanding it is crucial for efficient resource allocation.
+## See also
+- [Fixed Cost](/wiki/fixed_cost)
+- [Variable Cost](/wiki/variable_cost)
+- [Supply](/wiki/supply)
... 1 more lines