Confusion about multiple information SetsIs it possible to have a signaling game in which all players are both informed (about themselves) and uniformed (about other players)?Is there a universal type space involving infinite players?Confusion on Strategy Sets in a simultaneous move gameFormal definition of perfect informationHow to visually present a simultaneous game with continuous strategiesTiming of Nature Drawing TypesStrategy sets and SPNEHow to approach such question of two periods and asymmetric information game?The concept of expansion of an information structureConvert a sequential move game into a simultaneous move game
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Confusion about multiple information Sets
Is it possible to have a signaling game in which all players are both informed (about themselves) and uniformed (about other players)?Is there a universal type space involving infinite players?Confusion on Strategy Sets in a simultaneous move gameFormal definition of perfect informationHow to visually present a simultaneous game with continuous strategiesTiming of Nature Drawing TypesStrategy sets and SPNEHow to approach such question of two periods and asymmetric information game?The concept of expansion of an information structureConvert a sequential move game into a simultaneous move game
.everyoneloves__top-leaderboard:empty,.everyoneloves__mid-leaderboard:empty,.everyoneloves__bot-mid-leaderboard:empty margin-bottom:0;
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I'm confronted with the following situation:
First of all nature decides which of two games is played. Then each of two players make a simultaneous move, but only player I knows which game is played.
How can I display this information in extensive form?
The root will be the nature, which decides whether Game I or Game II is played. Now we have two additional layers for each game. Now I would use an information set to display that the moves are taken simultaneously, but how can I display that only player I knows about which game is played?
game-theory bayesian-game extensive-games
$endgroup$
add a comment |
$begingroup$
I'm confronted with the following situation:
First of all nature decides which of two games is played. Then each of two players make a simultaneous move, but only player I knows which game is played.
How can I display this information in extensive form?
The root will be the nature, which decides whether Game I or Game II is played. Now we have two additional layers for each game. Now I would use an information set to display that the moves are taken simultaneously, but how can I display that only player I knows about which game is played?
game-theory bayesian-game extensive-games
$endgroup$
add a comment |
$begingroup$
I'm confronted with the following situation:
First of all nature decides which of two games is played. Then each of two players make a simultaneous move, but only player I knows which game is played.
How can I display this information in extensive form?
The root will be the nature, which decides whether Game I or Game II is played. Now we have two additional layers for each game. Now I would use an information set to display that the moves are taken simultaneously, but how can I display that only player I knows about which game is played?
game-theory bayesian-game extensive-games
$endgroup$
I'm confronted with the following situation:
First of all nature decides which of two games is played. Then each of two players make a simultaneous move, but only player I knows which game is played.
How can I display this information in extensive form?
The root will be the nature, which decides whether Game I or Game II is played. Now we have two additional layers for each game. Now I would use an information set to display that the moves are taken simultaneously, but how can I display that only player I knows about which game is played?
game-theory bayesian-game extensive-games
game-theory bayesian-game extensive-games
asked 12 hours ago
user7802048user7802048
1204 bronze badges
1204 bronze badges
add a comment |
add a comment |
1 Answer
1
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$begingroup$
You could represent the game in extensive form like this:
The dashed lines enclose player 2's information set. This encompasses all of player 2's nodes because player 2 observes neither nature's nor player 1's choice. Player 1's information sets are the two singleton nodes because player 1 knows which branch nature has chosen.
$endgroup$
$begingroup$
Thank you! This is exactly what I was looking for. If Player 2 knows which game is played as well I'd circle the first two branches and last to branches, right? If Player 2 doesn't know which game is played, but which action Player 1 took, I'd connect the first and third branch and the second and forth branch, right?
$endgroup$
– user7802048
12 hours ago
$begingroup$
@user7802048 yes, that's right
$endgroup$
– Ubiquitous♦
12 hours ago
add a comment |
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1 Answer
1
active
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1 Answer
1
active
oldest
votes
active
oldest
votes
active
oldest
votes
$begingroup$
You could represent the game in extensive form like this:
The dashed lines enclose player 2's information set. This encompasses all of player 2's nodes because player 2 observes neither nature's nor player 1's choice. Player 1's information sets are the two singleton nodes because player 1 knows which branch nature has chosen.
$endgroup$
$begingroup$
Thank you! This is exactly what I was looking for. If Player 2 knows which game is played as well I'd circle the first two branches and last to branches, right? If Player 2 doesn't know which game is played, but which action Player 1 took, I'd connect the first and third branch and the second and forth branch, right?
$endgroup$
– user7802048
12 hours ago
$begingroup$
@user7802048 yes, that's right
$endgroup$
– Ubiquitous♦
12 hours ago
add a comment |
$begingroup$
You could represent the game in extensive form like this:
The dashed lines enclose player 2's information set. This encompasses all of player 2's nodes because player 2 observes neither nature's nor player 1's choice. Player 1's information sets are the two singleton nodes because player 1 knows which branch nature has chosen.
$endgroup$
$begingroup$
Thank you! This is exactly what I was looking for. If Player 2 knows which game is played as well I'd circle the first two branches and last to branches, right? If Player 2 doesn't know which game is played, but which action Player 1 took, I'd connect the first and third branch and the second and forth branch, right?
$endgroup$
– user7802048
12 hours ago
$begingroup$
@user7802048 yes, that's right
$endgroup$
– Ubiquitous♦
12 hours ago
add a comment |
$begingroup$
You could represent the game in extensive form like this:
The dashed lines enclose player 2's information set. This encompasses all of player 2's nodes because player 2 observes neither nature's nor player 1's choice. Player 1's information sets are the two singleton nodes because player 1 knows which branch nature has chosen.
$endgroup$
You could represent the game in extensive form like this:
The dashed lines enclose player 2's information set. This encompasses all of player 2's nodes because player 2 observes neither nature's nor player 1's choice. Player 1's information sets are the two singleton nodes because player 1 knows which branch nature has chosen.
answered 12 hours ago
Ubiquitous♦Ubiquitous
14.2k4 gold badges26 silver badges69 bronze badges
14.2k4 gold badges26 silver badges69 bronze badges
$begingroup$
Thank you! This is exactly what I was looking for. If Player 2 knows which game is played as well I'd circle the first two branches and last to branches, right? If Player 2 doesn't know which game is played, but which action Player 1 took, I'd connect the first and third branch and the second and forth branch, right?
$endgroup$
– user7802048
12 hours ago
$begingroup$
@user7802048 yes, that's right
$endgroup$
– Ubiquitous♦
12 hours ago
add a comment |
$begingroup$
Thank you! This is exactly what I was looking for. If Player 2 knows which game is played as well I'd circle the first two branches and last to branches, right? If Player 2 doesn't know which game is played, but which action Player 1 took, I'd connect the first and third branch and the second and forth branch, right?
$endgroup$
– user7802048
12 hours ago
$begingroup$
@user7802048 yes, that's right
$endgroup$
– Ubiquitous♦
12 hours ago
$begingroup$
Thank you! This is exactly what I was looking for. If Player 2 knows which game is played as well I'd circle the first two branches and last to branches, right? If Player 2 doesn't know which game is played, but which action Player 1 took, I'd connect the first and third branch and the second and forth branch, right?
$endgroup$
– user7802048
12 hours ago
$begingroup$
Thank you! This is exactly what I was looking for. If Player 2 knows which game is played as well I'd circle the first two branches and last to branches, right? If Player 2 doesn't know which game is played, but which action Player 1 took, I'd connect the first and third branch and the second and forth branch, right?
$endgroup$
– user7802048
12 hours ago
$begingroup$
@user7802048 yes, that's right
$endgroup$
– Ubiquitous♦
12 hours ago
$begingroup$
@user7802048 yes, that's right
$endgroup$
– Ubiquitous♦
12 hours ago
add a comment |
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