In terms of economic considerations, casting can often be a more cost-effective option for producing large quantities of small to medium-sized parts. The initial investment in casting equipment and molds can be relatively high, but the per-part cost can be lower once production ramps up. Forging, on the other hand, may have higher initial costs due to the need for specialized dies and equipment, but it can be more cost-effective for producing smaller quantities of high-value parts.