1. Farming leads to reallocation of person's time from leisure to work (mostly for women).

https://www.nature.com/articles/s41562-019-0614-6
2. People seem to have an unconscious bias toward larger seeds, even when it doesn't translate into larger crops, e.g. in vegetables. https://onlinelibrary.wiley.com/doi/full/10.1002/evl3.6
I wonder whether this explains why bigger pills have greater placebo effects.

https://www.nature.com/articles/s41562-019-0614-6
2. People seem to have an unconscious bias toward larger seeds, even when it doesn't translate into larger crops, e.g. in vegetables. https://onlinelibrary.wiley.com/doi/full/10.1002/evl3.6
I wonder whether this explains why bigger pills have greater placebo effects.