In 2023, the UK business enterprise expenditure on R&D totaled approximately 76 billion US dollars PPP. From 2024 to 2028, the forecast predicts a steady growth, increasing by around 4% annually. Year-on-year, the expenditure is expected to rise from 79.62 billion in 2024 to 92.85 billion US dollars PPP by 2028. This translates to a Compound Annual Growth Rate (CAGR) of around 4% over this five-year period.

Future trends to watch for include:

Impact of government policies and incentives on R&D investment.
Influence of emerging technologies and sectors driving R&D spending.
Possible economic or geopolitical factors that could alter anticipated growth rates.