| First-level risk indicators | Second-level risk indicators | References |
| Economic risks | | | 1 | On grid price fluctuation risk | [30, 36–38] | 2 | Financial risk | [37, 39, 40] | 3 | High capital requirements | [11, 23, 41] | Technical risks | 4 | Design risk | [9, 10, 40] | 5 | Operation and maintenance risk | [30, 37, 40] | 6 | Grid connection risk | [9, 10, 42] | 7 | Power supply reliability risk | [30, 37, 43] | 8 | Material supply and installation risk | [9, 30, 44] | 9 | Lack of construction experience | [9, 10, 45] | 10 | Construction operation risk | [30, 37] | 11 | Component missing risk | [18] | Natural environment risks | 12 | Solar energy resource | [30, 37, 46] | 13 | Harsh climatic conditions | [10, 18, 47] | 14 | Visual damage of buildings | [11, 46, 48] | 15 | Noise pollution | [9, 48] | Policy risk | 16 | Power generation subsidy | [37] | 17 | Government approval lag risk | [10, 49] | 18 | Government support | [11, 37] | 19 | Imperfect bidding mechanism | [23] |
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