> His result: Education seems to play a big role in how long a state’s average resident works, and for what wage.
There's nothing here that suggests the causality arrow runs in that direction. Here's another take "all workers prefer to work less; workers who have foresight and long time horizons get education so as to avoid working second hobs".
> This scatterplot suggests that state hourly earnings are positively associated with the percentage of immigrants (correlation of 0.64).
Sigh.
This could mean anything, from "having lots of cheap yard workers around makes it easier to put in weekend hours" to "high hourly rates draw in migrants", to just about anything else.
There's nothing here that suggests the causality arrow runs in that direction. Here's another take "all workers prefer to work less; workers who have foresight and long time horizons get education so as to avoid working second hobs".
> This scatterplot suggests that state hourly earnings are positively associated with the percentage of immigrants (correlation of 0.64).
Sigh.
This could mean anything, from "having lots of cheap yard workers around makes it easier to put in weekend hours" to "high hourly rates draw in migrants", to just about anything else.