Investment in R&D in the US as a percentage of GDP has been consistently forecasted at 2.9% from 2024 through 2028. This consistency indicates a flat trend with no year-on-year variation. Comparatively, in 2023, the actual investment stood at 2.9% of GDP, reaffirming the stability in R&D spending. Over the past five years, there has been no growth or decline in the investment percentage, suggesting a steady commitment to R&D without significant changes.

Future trends to watch for:

Potential shifts in economic policies that could impact R&D funding.
Emerging technological advancements requiring increased R&D investment.
Global competitive pressures that might necessitate higher allocation towards R&D.
Corporate and federal priorities aligning with sustainability and innovation in R&D.