Economics Optimal Heads-Up All-In
This article considers optimal all-in strategies in heads-up games using counterfactual regret minimization.
Game Theory
Economics 
Economics Incomplete Information Games and Counterfactual Regret Minimization
This article provides an overview of an algorithm called Counterfactual Regret Minimalization (CFR), which is used in poker solvers.
Economics Texas Hold’em and Game Theory
This article outlines how to predict the opponent's hand (hand range) in Texas Hold'em and how to apply game theory. By adding these elements as player functions in the game, it may be possible to create a stronger NPC player.