This paper investigates equilibria in a labor market where heterogeneous …rms post wage/tenure contracts and risk-averse workers, both employed and unemployed, search for new job opportunities. Di¤erent …rms, even those with the same productivity, typically o¤er di¤erent contracts. Equilibrium …nds workers never quit from higher productivity …rms to lower productivity …rms, but turnover is ine¢...

A highly productive team throughout an agile software development process is very instrumental in achieving project success. This research presents a system dynamics (SD) based approach to model agile software development teamwork productivity by analyzing productivity influence factors. Identification of main factors influencing productivity and how they impact agile teamwork are carried out t...