Represent the situation as a game and find the optimal strategy for each player. State your final answer in the terms of the original question.Political scientists distinguish between two kinds of issues in elections campaigns: "positional" issues (voters have sharply divided and incompatible views) and "valence" issues (voters agree on goals but are divided on the best ways to achieve them). In a race between the incumbent and the challenger for state governor, a marketing survey found that if the incumbent focused on positional issues, she trailed the challenger by5%if he focused on the same kind of issues, but she led him by5%if he concentrated on valence issues. If she focused on valence issues, she trailed him by15%if he focused on the same kind of issues, but she led him by25%if he concentrated on positional issues.

Challenger

PV

Incumbent

P

V

%		%
%		%

What doesPrepresent?

Prepresents valence issues.Prepresents positional issues.

What doesVrepresent?

Vrepresents valence issues.Vrepresents positional issues.

For the incumbent:

r1	=
r2	=

For the challenger:

c1	=
c2	=

In designing the incumbent's TV ads for the campaign, what proportion should focus on positional issues?

%