The benefits of making all or part of a product in-house is minimal when highly specialized assets are involved.

This is true when we talk about trade offs and Make-or-buy decisions that involve trade-offs. The benefits mentioned above an be involved when in-house production is necessary for protecting proprietary technology, when the firm may build valuable capabilities over time, or when the firm is simply more efficient than external suppliers. Those are the suitable conditions for making all or part of a product in-house and still receive benefots from that