From: Profitability and productivity of potato (Solanum tuberosum) in Baglung district, Nepal
Explanatory variables | Coefficient | Standard error | t value | P > |t| |
---|---|---|---|---|
Log_Human labor cost | 0.075 | 0.124 | 0.60 | 0.547 |
Log_Bullock labor cost | −0.153 | 0.018 | −0.86 | 0.394 |
Log_Seed cost | 0.639*** | 0.122 | 5.24 | 0.000 |
Log_FYM cost | 0.190*** | 0.058 | 3.25 | 0.002 |
Log_Intercultural operation cost | −0.047 | 0.105 | −0.44 | 0.657 |
Constant | 2.878*** | 0.647 | 4.45 | 0.000 |
R 2 | 0.641 | |||
Adjusted R 2 | 0.626 | |||
F value | 40.76*** | |||
Returns to scale (∑bi) | 0.842 |