Service outsourcing, pricing, and the engagement of citizen groups
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2016 ◽
Vol 91
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pp. 392-401
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1984 ◽
Vol 19
(0)
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pp. 181-186
2018 ◽
Vol 56
(21)
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pp. 6859-6871
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2009 ◽
Vol 45
(1)
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pp. 138-148
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