US STOCKS-Wall St set to open little changed after two-day dip
* Weekly jobless claims lowest since 1973
* Caterpillar falls after lower quarterly profit
* GM jumps after adjusted profit more than doubles
* Visa, AT&T and Amazon results expected after the bell
* Futures: Dow down 8 pts, S&P up 1.25 pts, Nasdaq up 6.25 pts (Adds details, comment, updates prices)
By Tanya Agrawal
July 23 (Reuters) - Wall Street was set to open little changed on Thursday after two days of losses as investors digested a raft of earnings reports amid data that showed weekly jobless numbers fell to their lowest since 1973.
The number of Americans filing new applications for unemployment benefits last week fell to its lowest level in more than 41-1/2 years, suggesting job growth remained solid despite slowing in June.
Caterpillar shares fell 2.73 percent to $77.65 in premarket trading after the world's largest construction and mining equipment maker reported a lower quarterly net profit as sales declined in key markets in a sluggish global economy. Continuación...