Niv, Yael, Nathaniel Daw, Daphna Joel, and Peter Dayan. 2007. “Tonic Dopamine: Opportunity Costs and the Control of Response Vigor”. Psychopharmacology 191 (3): 507–520. doi:10.1007/s00213-006-0502-4.

Niv, Yael, Daphna Joel, and Peter Dayan. 2006. “A Normative Perspective on Motivation”. Trends in Cognitive Science 10 (8): 375–381. doi:10.1016/j.tics.2006.06.010.

Niv, Yael, Nathaniel Daw, Daphna Joel, and Peter Dayan. 2005. “Motivational Effects on Behavior: Towards a Reinforcement Learning Model of Rates of Responding”. In CoSyNe. Salt Lake City, Utah. PDF: Motivational effects on behavior: Towards a reinforcement learning model of rates of responding.

Niv, Yael, Daphna Joel, Isaac Meilijson, and Eytan Ruppin. 2002. “Evolution of Reinforcement Learning in Uncertain Environments: A Simple Explanation for Complex Foraging Behaviors”. Adaptive Behavior 10 (1): 5–24. PDF: Evolution of Reinforcement Learning in Uncertain Environments: A Simple Explanation for Complex Foraging Behaviors.

Joel, Daphna, Yael Niv, and Eytan Ruppin. 2002. “Actor-Critic Models of the Basal Ganglia: New Anatomical and Computational Perspectives”. Neural Networks 15 (4-6): 535–547. doi:10.1016/S0893-6080(02)00047-3.

Niv, Yael, Daphna Joel, Isaac Meilijson, and Eytan Ruppin. 2002. “Evolution of Reinforcement Learning in Foraging Bees: A Simple Explanation for Risk Averse Behavior”. Neurocomputing 44-46: 951–956. doi:10.1016/S0925-2312(02)00496-4.

Niv, Yael, Daphna Joel, Isaac Meilijson, and Eytan Ruppin. 2001. “Evolution of Reinforcement Learning in Uncertain Environments : Emergence of Risk-Aversion and Matching”. Learning. Tel-Aviv University. PDF: Evolution of Reinforcement Learning in Uncertain Environments : Emergence of Risk-Aversion and Matching.