By Tom Westbrook and Jiaxing Li SINGAPORE/HONG KONG (Reuters) -Asian stock markets headed for a second straight week of gains on Friday and the dollar for its first weekly rise in more than a month as investors focused on signs the U.

Bitcoin bulls have long been frustrated to see the crypto trade in a fashion similar to stocks and other assets perceived as risky, rather than as a store of value such as gold. Now, some think they see tentative signs of a shift.

Wall Street stocks overcame early weakness Friday to push higher for a fourth straight positive session, following gains in most overseas equity markets. But US stocks recovered from early losses and two of the three major indices posted solid gains,