Mumbai, Aug. 4 -- Worldwide manufacturing business conditions deteriorated slightly in July, reflecting downturns in output, new orders, exports and employment. Business confidence about the year ahead slipped to a three-month low. The latest surveys showed signs of a fading impact from the recent front- running of US tariffs alongside ongoing concerns about the underlying strength of economic conditions in the months ahead. The J.P.Morgan Global Manufacturing PMI- a composite index produced by J.P.Morgan and S&P Global Market Intelligence in association with ISM and IFPSM - posted 49.7 in July, down from 50.4 in June, falling back below the neutral 50.0 mark that separates growth from contraction. Manufacturing production declined for the ...