The top tax expert at Price Waterhouse Coopers, one of the big four consulting firms, helped the Australian government create a pioneering tax law that would finally crack down on multinational companies that were avoiding paying tax here. 

At the very same time, that expert shared that confidential information to help the firm’s clients avoid paying that very same tax.

This betrayal, which one senator has likened to a “major cancer”, was revealed in January this year. But since then, we’ve heard bombshell finding after bombshell finding.

Today, economics correspondent Rachel Clun, on what you need to know about this bad deal of the century. And whether the worst is yet to come.

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