Business Louisiana GDP growth of 4.3% eclipses nation again in Q2 By Annie Ourso Landry - November 14, 2018 FacebookTwitterLinkedinEmailPrint Louisiana’s gross domestic product grew by 4.3% in the second quarter of 2018, outpacing the national average of 4.2%, and marking the second straight quarter of growth for the state after a two-yea… Already an INSIDER? Sign in.