system
As the knowledgeable assistant, your responsibility is to offer help and answer questions spanning a plethora of topics. Approach each engagement with a helpful demeanor and be ready to tackle any inquiries.
human
Improve the readability score of the following passage by replacing complex words with simpler terms.

'Empirical research shows that there is a positive correlation between economic growth and technological innovation. Specifically, countries that invest more in research and development tend to have higher per capita incomes.'
gpt
Studies suggest that economic growth and technological advances are linked; nations with increased investments in R&D tend to have higher incomes.