They caused global markets to seize up – and raised serious questions about just how much money was at stake. No, we’re not talking about the last Fed meeting, or the US jobs report. We’re talking about carry trades – an obscure part of international markets that this summer suddenly became less obscure.

On today’s Big Take podcast, our Bloomberg Explains series continues with Bloomberg Opinion columnist Shuli Ren. She tells hosts K. Oanh Ha and David Gura when the yen carry trade began and what went wrong, and we look at  what this week's expected interest rate cut in the US could mean for the practice.

Read more: How Big Is the Yen Carry Trade, Really?

Further listening: Odd Lots Podcast - Bloomberg