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Mathematical modeling and optimal control of corruption dynamics
Athithan S, Li X.-Z.,
Published in World Scientific Pub Co Pte Lt
2018
Volume: 11
   
Issue: 06
Abstract

The problem of corruption is of serious concern in all the nations, more so in the developing countries. This paper presents the formulation of a corruption control model and its analysis using the theory of differential equations. We found the equilibria of the model and stability of these equilibria are discussed in detail. The threshold quantity R0 which has a similar implication here as in the epidemiological modeling is obtained for the present model. The corruption free equilibrium is found to be stable when R0 is less than 1 and unstable for R0 > 1. The endemic equilibrium which signifies the presence of corrupted individuals in the society exists only when R0 > 1. This equilibrium point is locally asymptotically stable whenever it exists. We perform extensive numerical simulations to support the analytical findings. Furthermore, we extend the model to include optimal control and the optimal control profile is obtained to get the maximum control within a stipulated period of time. Our presented results show that the level of corruption in the society can be reduced if corruption control efforts through media/punishments etc. are increased and put in place. © 2018 World Scientific Publishing Company.

About the journal
JournalAsian-European Journal of Mathematics
PublisherWorld Scientific Pub Co Pte Lt
ISSN1793-5571
Open Access0