A few weeks ago I sat in on our bank’s mid-year economic forecast, and one slide stopped me mid-note-taking. It broke down business capital expenditure into its three classic buckets — equipment, structures, and intellectual property products (R&D, software and design) — and traced how that mix has shifted over the better part of a century.

The equipment and structures lines looked the way you’d expect: steady, cyclical, tied to interest rates and capacity utilization. The IP line told a completely different story. It’s been the fastest-growing category of business capital investment and not by a little. I went back and pulled the underlying data because I wanted to see it for myself, not just take the bank’s word for it. The Bureau of Economic Analysis has tracked these three categories separately since 1947, and the trend in the numbers matches exactly what was on that slide. Zoom out further and the World Intellectual Property Organization’s latest global data shows the same pattern accelerating: intangible investment — R&D, software, IP, design — crossed $10 trillion worldwide in 2025 for the first time, growing at roughly 5.5% a year over the last five years compared to 3.2% for tangible investment like plants and machinery. In the U.S., which accounts for nearly half of that global total, the gap is even wider: intangible investment has grown at 5.6% annually over the past decade versus 1.9% for tangible investment.

Let that sink in. The companies pulling ahead aren’t necessarily the ones buying the most steel and square footage. They’re the ones spending disproportionately on the next product, the next process, the next piece of intellectual property that didn’t exist yesterday.

Why This Matters More in Manufacturing Than Anywhere Else

It would be easy to read that data and assume it’s a story about software companies and pharma — industries where the product basically is IP. But I’d argue it matters more for manufacturers and industrial businesses, not less, and here’s the Theory of Constraints logic behind that.

Every plant has a constraint. For a long time, the constraint was capacity — you needed another machine, another shift, another building. That’s a tangible-capex problem, and it’s the one most manufacturers are still organized to solve. But as more of the world’s investment shifts toward intangibles, the constraint for a lot of companies is quietly moving upstream — to the front end of the pipeline, where the question isn’t “can we make more of what we already make” but “do we have a next thing worth making at all.”

You can have all the machining capacity in the world. If your product line hasn’t moved in five years, that capacity is throughput waiting for a reason to exist.

The Part Nobody Budgets For

Here’s the practical problem. Most manufacturing and engineering firms in the $1M–$50M range know they need to invest in new product development. Almost none of them have staffed for it. Internal engineering headcount gets allocated to keeping current programs running, quoting the next RFQ, and firefighting — because those are the things with a deadline attached. R&D and new product development get the leftover hours, which in practice means they get almost none.

That’s not a failure of intent. It’s a resourcing problem. And it’s exactly the kind of constraint a contracted engineering partner exists to relieve.
This is where a firm like Big Rocks Engineering fits into the picture I described above. We’re not selling capacity in the old sense — another CNC hour, another welder. We’re an extension of a company’s internal engineering bandwidth: the team that can pick up a reverse-engineering project, a DFM review, a new product development sprint, or a full Stage-Gate NPD process without pulling your best engineer off the program that’s actually paying the bills this quarter.

Companies that treat outside engineering and manufacturing services purely as overflow capacity for production are missing the bigger opportunity. The same relationship works just as well — arguably better — applied upstream, at the IP and R&D stage the data says is
growing fastest. Bring us in on the development side, and you get access to engineering throughput without adding permanent headcount, without the ramp-up time of a new hire, and without diverting the internal team that’s already stretched thin.

The Takeaway

The data from that mid-year forecast isn’t a macroeconomic curiosity. It’s a signal about where the next decade of competitive advantage gets built — not primarily on the shop floor, but in the R&D and IP work that decides what eventually lands on the shop floor. Companies that keep funding that pipeline, even when internal capacity is tight, are the ones that will still have something new to sell five years from now.

If your engineering team is maxed out on today’s programs and your new product pipeline is the thing quietly losing, that’s a conversation worth having. It’s exactly the gap Big Rocks Engineering was built to fill.

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Sources: World Intellectual Property Organization & Luiss Business School, World Intangible Investment Highlights 2026; U.S. Bureau of Economic Analysis, National Income and Product Accounts, Private Fixed Investment by Type (Equipment, Structures, Intellectual Property Products), 1947–2026.

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