Another factor: taxes. $60k in one year is taxed at a higher rate than $30k/yr for each of two years. RRSPs in Canada mitigate this... But you're probably sti

Another factor: taxes. $60k in one year is taxed at a higher rate than $30k/yr for each of two years. RRSPs in Canada mitigate this... But you're probably still better off with $X/2 income.