Durham___All_pay_auction.pdf

Question 1

if there is no atom, what does ti mean about the direction of the continuous?

Answer 1

if there is no atom then the distribution is continuous from both the right and left hand side

Question 2

what is the probability mass of the atom?

Answer 2

φ(x) := Pr(xi = x) > 0 is called the probability mass at
the atom x