Pure-strategy Nash equilibria in nonatomic games with infinite-dimensional action spaces

Verfasser / Beitragende:
[Xiang Sun, Yongchao Zhang]
Ort, Verlag, Jahr:
2015
Enthalten in:
Economic Theory, 58/1(2015-01-01), 161-182
Format:
Artikel (online)
ID: 605475636
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024 7 0 |a 10.1007/s00199-013-0795-6  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s00199-013-0795-6 
245 0 0 |a Pure-strategy Nash equilibria in nonatomic games with infinite-dimensional action spaces  |h [Elektronische Daten]  |c [Xiang Sun, Yongchao Zhang] 
520 3 |a This paper studies the existence of pure-strategy Nash equilibria for nonatomic games where players take actions in infinite-dimensional Banach spaces. For any infinite-dimensional Banach space, if the player space is modeled by the Lebesgue unit interval, we construct a nonatomic game which has no pure-strategy Nash equilibrium. But if the player space is modeled by a saturated probability space, there is a pure-strategy Nash equilibrium in every nonatomic game. Finally, if every game with a fixed nonatomic player space and a fixed infinite-dimensional action space has a pure-strategy Nash equilibrium, the underlying player space must be saturated. 
540 |a Springer-Verlag Berlin Heidelberg, 2013 
690 7 |a Infinite-dimensional action space  |2 nationallicence 
690 7 |a Nonatomic game  |2 nationallicence 
690 7 |a Pure-strategy Nash equilibrium  |2 nationallicence 
690 7 |a Saturated probability space  |2 nationallicence 
700 1 |a Sun  |D Xiang  |u Economics and Management School, Wuhan University, 430072, Wuhan, China  |4 aut 
700 1 |a Zhang  |D Yongchao  |u School of Economics, Shanghai University of Finance and Economics, 777 Guoding Road, 200433, Shanghai, China  |4 aut 
773 0 |t Economic Theory  |d Springer Berlin Heidelberg  |g 58/1(2015-01-01), 161-182  |x 0938-2259  |q 58:1<161  |1 2015  |2 58  |o 199 
856 4 0 |u https://doi.org/10.1007/s00199-013-0795-6  |q text/html  |z Onlinezugriff via DOI 
898 |a BK010053  |b XK010053  |c XK010000 
900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s00199-013-0795-6  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Sun  |D Xiang  |u Economics and Management School, Wuhan University, 430072, Wuhan, China  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Zhang  |D Yongchao  |u School of Economics, Shanghai University of Finance and Economics, 777 Guoding Road, 200433, Shanghai, China  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Economic Theory  |d Springer Berlin Heidelberg  |g 58/1(2015-01-01), 161-182  |x 0938-2259  |q 58:1<161  |1 2015  |2 58  |o 199