From overconfidence to risk aversion, there are plenty of inherent biases that shape our investing patterns without us even realizing it.

But what happens when external factors — like winter or daylight saving time — enter the picture? According to professor Lisa Kramer’s research, they can shift entire markets, costing economies millions. From how seasonal affective disorder influences our appetite for risk to how sleep deprivation can cause markets to dip, Kramer unpacks the hidden forces that move investors en masse on the latest episode of Executive Summary.

Give it a listen above, catch up on the entire season below, or check it out on your favourite podcasting platform (Apple, Spotify or YouTube). And, of course, don't forget to subscribe. 

Prefer to read than listen in? Check out the transcript on Simplecast. 

Did you know we have two podcast series? Rotman Visiting Experts catches up with authors from our acclaimed speaker series and is a must-listen for the leader looking for lifelong learning. Check it out on Spotify, Apple, Amazon or YouTube!