Determine the sentiment expressed in the news from financial perspective.
Options: positive, negative

Gambling sector-related exchange traded fund stood out from the pack on Friday, with Las Vegas Sands (LVS) and Wynn Resorts (WYNN) surging, after Macau clarified rules on casino licensing. The VanEck Vectors Gaming ETF (NasdaqGM: BJK) increased 1.6% on Friday.
positive