US STOCKS-Tech, materials stocks push Wall St higher
* Yahoo up as Daily Mail parent mulls bid
* National Oilwell Varco drops after cutting dividend
* Indexes up: Dow 0.39 pct, S&P 0.36 pct, Nasdaq 0.54 pct (Adds details, changes comment, updates prices)
By Abhiram Nandakumar
April 11 (Reuters) - A rise in technology and materials stocks drove gains on Wall Street on Monday as a weaker dollar boosted commodity prices, just before the earnings season kicks off.
Expectations for profit growth in the latest quarter are low as companies struggled with a weak global economy. Earnings at S&P 500 companies are expected to have declined 7.7 percent on average in the first quarter, according to Thomson Reuters I/B/E/S.
Alcoa, seen as the unofficial start to quarterly earnings season, will post results after the market closes. The company's shares were up 3.3 percent at $9.62.
Big bank earnings are also on the cards through the week, starting with JPMorgan Chase & Co on Wednesday.
Oil, which has been a big influence on the stock market this year, was higher ahead of next Sunday's meeting by producers aimed at freezing output. Continuación...