This doesn't mean that we can't learn from natural systems; many of the questions that agroecologists are beginning to address from a broader community-based perspective are explicitly based on prior understanding acquired from work in unmanaged ecosystems: what kinds of plant communities are likely to be more resistant to weed invasions?
Socioeconomic status transmission can be expected to be smaller in countries with more state support, where social policy is explicitly based on principles of equality and redistribution, counteracting the formation of class-based monopolies and social closure (e.g., Esping-Andersen 1990; Silver 1994).
The question as to whether interventions that are explicitly based on theory are more effective that those that are not is a complex one.
(On "The West Wing," the cool upstart Santos was explicitly based on the young Obama).
"The SpeechNow decision is explicitly based on the Citizens United decision," he wrote.
The siege of the fictional town of Krishnapur that Farrell describes was explicitly based on the real experiences of British subjects during the Indian rebellion of 1857.
And when bad times hit, Germans fall back on a welfare system explicitly based on the interlocking principles of need and contribution.
But McDowall's idea of a contemporary urban hell folds into a role-playing game explicitly based on the horror stories of the American writer, HP Lovecraft.
It would be Nolan's first film explicitly based on real-life events, and only his second period feature (following 2006's The Prestige).
Derrida, whose anti-systematic work was born in academic institutions that are explicitly based on structured discipleship, became the core of a new system.
The railway station was the largest of these buildings; its enormous hall, with its vaulted ceiling, was explicitly based on the Baths of Caracalla in Rome.
