Before revision:  The data shows that countries that enter more unrelated activities experience an increase in short-term economic growthof 0.5\% per annum compared to those with similar levels of income, human capital, capital stock per worker, and economic complexity.
After revision:  The data shows that countries that enter more unrelated activities experience a small but significant increase in future economic growth, compared to countries with a similar level of income, human capital, capital stock per worker, and economic complexity.