A big economic mystery has been the unprecedented divergence between two growth yardsticks that, historically, have been more aligned. Driving the news: Revised figures published Thursday bring the measures more in step, and partly solve the mystery. But the result isn't especially reassuring: Depending on your preferred metric, economic growth was weaker than previously thought. • The notable revisions were for gross domestic income (GDI). As the name suggests, the measure sums up all of the income in the economy — business profits, interest payments and wages. It initially painted a rosier growth picture. Why it ... (full story)