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Extreme Programming (XP) is one of the most popular agile software development methodologies. XP is defined as a consistent set of values and practices designed to work well together, but lacks practices for project management and especially for supporting the customer role. The customer representative is constantly under pressure and may experience difficulties in foreseeing the adequacy of a release plan.

To assist release planning in XP by structuring the planning problem and providing an optimization model that suggests a suitable release plan.

We develop an optimization model that generates a release plan taking into account story size, business value, possible precedence relations, themes, and uncertainty in velocity prediction. The running-time feasibility is established through computational tests. In addition, we provide a practical heuristic approach to velocity …