I'm curious re the issue of shorting and fixing about your thoughts with respect to liquidity being a good. The derivatives tend to be justified as market liqui

I'm curious re the issue of shorting and fixing about your thoughts with respect to liquidity being a good. The derivatives tend to be justified as market liquidity boosters. But if we are intentionally aiming to move out the time horizon of trades, is there then a way to distinguish those techniques as "unhealthy liquidity"?