Sean Aylmer speaks to Daniel Petre AO, philanthropist and founder of Airtree Ventures, about why Australians aren't very good at philanthropy - and whether an inheritance tax can encourage wealthy individuals to donate while they're still alive.

ASX tumbles; Trump promises $US5,000 to every American; NFL hits Melbourne
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Q+A: “This cannot be a crisis. It’s got to be a cycle”
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Afternoon Report | ASX tumbles as oil tops $US100
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