• AUD/USD hits 0.6299 (intra-day high) after extending north from 0.6262

• 0.6262 was Asian session base (four pips shy of Friday's low)

• Ascent influenced by positive U.S. stock futures (AUD is risk-sensitive)

• CFTC data: net AUD short jumped to 6-week high of 70,449 in week to March 18

• Re-election pledges to tip Australia budget back into the red on Tuesday

• James Hardie Australian shares down 15% after $8.8 billion offer for AZEK

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(Robert Howard is a Reuters market analyst. The views expressed are his own)