The phrase "actors at various levels" is correct and usable in written English.
It can be used to refer to individuals or groups involved in a process or system, emphasizing their different roles or positions.
Example: "In the project, we need to consider the perspectives of actors at various levels, from local communities to government officials."
Alternatives: "stakeholders at different tiers" or "participants at multiple levels".
Social simulation inherently involves social actors, at various levels, that make a wide range of decisions.
Such monitoring should feed into a long-term collaborative learning process between multiple actors at various levels.
The principal means of leadership involved building up independent expertise on how an EU ETS could be designed, and mobilizing support from state and non-state actors at various levels of decision-making.
Seeking to envision a set of policy interventions that can not only help establish a more comprehensive and equitable global refugee regime, but also help prevent the future production of refugees, Moving Targets serves as an all-encompassing guide to understanding historical and contemporary dynamics of global forced migration and the obligations of actors at various levels.
Likewise, communication among stakeholders is also impeded by asymmetric power relations and imperfect knowledge exchange between actors at various levels.
I've photographed child actors at various levels of their careers and during these headshot session photo shoots many of the parents say, "So you must meet a lot of Stage Moms?" and it's with the derogatory spin that the term seems to have earned itself.
Thus, the two NGOs' trajectories and outcomes are products of top-down values, structures and models and the creative, emergent interactions between actors involved at various levels of development.
The underlying story here is how various sets of intimidation is being used by GoSL and other actors in conflict, at various levels.
Integral upgrading programs have the ability to mobilize many different actors in diverse policy areas at various levels.
On the other hand, it is possible to analyse variations of the information diffusion process using different settings of the model parameters such as varying the characteristic features of the actors, and determining the relationships at various levels.
There is also a district representative, to dialogue with the Public Administration at various levels, even if informally identified among the local actors of the district.
