> Would someone please devise a way to run a stock market as a repeated clocked auction, so that prices change, say, once every 5 minutes and high frequency tra

> Would someone please devise a way to run a stock market as a repeated clocked auction, so that prices change, say, once every 5 minutes and high frequency trading doesn't work. I thought the 'penalties' associated with trading aged shares were pretty clever. Among the rules for the LTSE [1] is that you get increased voting weight for your shares as they age (IIRC). I've no idea whether any of those will really help in practice. But it sounds like it's worth a try. [1] https://ltse.com/ https://ltse.com/