"Short equals long ..." - typos

[Goananda]

There is an issues on chapter 5:

in the following paragraph
where $\delta_{A}$ is the vector of coefficients from the regression of $Educ$ on $A$

It should be
where $\delta_{A}$ is the vector of coefficients from the regression of $A$ on $Educ$

in the following paragraph
This term is the impact of the omitted $A$ on $Wage$, $\beta$ times the impact of the omitted on the included $Educ$.

It should be
This term is the impact of the omitted $A$ on $Wage$, $\beta$ times the impact of the included $Educ$ on the omitted.