From: Public buffer stocks as agricultural output price stabilization policy in Ghana
Market | Crop | Policy- off period CV | Policy-on period CV | Change in CV | Z-statistics |
---|---|---|---|---|---|
Techiman | Maize | 22.10 | 15.01 | 7.09 | 5.220** |
Techiman | Rice | 16.77 | 4.97 | 11.80 | 9.172** |
Tamale | Maize | 19.47 | 6.28 | 13.19 | 11.488** |
Tamale | Rice | 22.61 | 7.43 | 15.18 | 4.810* |
Ho | Maize | 20.93 | 19.05 | 1.88 | 0.114 |
Ho | Rice | 12.58 | 12.20 | 0.38 | 0.025 |