18. Is there a limit on the amount a donor can contribute to a candidate?
Australia
'Calls to cap the amounts that political parties can spend and receive when campaigning for a federal election are a mainstay of Australian political discourse.' (Source: Jennifer Rayner, More regulated, more level? Assessing the impact of spending and donation caps on Australian State elections, 2016 http://press-files.anu.edu.au/downloads/press/n2109/html/ch06.xhtml?referer=2109&page=13)