Investors are regaining some appetite for risk amid rising optimism that the conflict won't spill over into a broader regional crisis.

Stock futures are pointing to a higher open for major U.S. indexes on Monday as investors monitor developments in the ongoing conflict between Israel and Iran.

Halliburton is the third-largest oilfield services company in the world, so any time oil prices go up, it's a recipe for potential further investment by oil companies in exploration, completion, and production enhancement services.

By Wayne Cole SYDNEY (Reuters) -Asian markets kept their nerve on Monday and oil prices climbed anew as the conflict between Israel and Iran showed no sign of cooling, adding geopolitical uncertainty to the world's economic troubles in a week packed with central bank meetings.