Payoff Matrix

Game strategy

Payoffs outcome

(Spot check, Strict supervision, Qualified)

$\left(-w-z,z-c_3,u-c_1\right)$

(Spot check, Not strictly supervised, Unqualified)

$\left(f+y-w,-y,u-c_2-f\right)$

(Spot check, Not strictly supervised, Qualified)

$\left(-w-z,0,z+u-c_1\right)$

(No spot check, Strict supervision, Unqualified)

$\left(-z,z+f-c_3,u-c_2-f\right)$

(No spot check, Strict supervision, Qualified)

$\left(-z,z-c_3,u-c_1\right)$

(No spot check, Not strict supervision, Unqualified)

$\left(0,0,u-c_2\right)$