(CNBC) — The Dow Jones industrial average posted a record close on Wednesday after the Federal Reserve felt confident enough in the economy to raise rates yet again. Investors also digested news of Congressional leaders reaching a tentative agreement on a tax overhaul plan.
The 30-stock index rose 81 points, with Caterpillar leading advancers. The Dow also posted an intraday record. The Nasdaq composite advanced 0.2 percent.
The S&P 500 closed just below breakeven as a 1.3 percent drop in the financials sector offset gains in industrials and health care. The index posted an intraday all-time high earlier in the session.
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