Donald Trump attributed a robust 4.3 percent third-quarter economic expansion to his administration's tariffs as new data showed a decline in consumer confidence and business sentiment.The Commerce Department reported the fastest growth in two years following a 43-day federal shutdown, driven by an 8.8 percent surge in exports and strong spending by affluent consumers.Despite the strong headline figure, the labor market faces strain with 4.6 percent unemployment amid concerns that persistent inflation will prevent the Fed from cutting interest rates.