UPDATE 1 — Brazil economic activity up 0.3% in August, matching forecasts
(Adds further data, context) BRASILIA, Oct 16 (Reuters) — Economic activity in Brazil rose by a seasonally adjusted 0.3% in August from the previous month, a central bank index showed on Friday, matching the median forecast in a Reuters poll of economists. The IBC-Br index, a proxy for gross domestic product, is compil