Table 2 Parameter estimates of time-series price projection functions
From: Stochastic techno-economic analysis of alcohol-to-jet fuel production
Parameters | Function type | µ | σ | a 1 | b 1 | b 2 | ε 0 | ε −1 |
|---|---|---|---|---|---|---|---|---|
Corn grain ($/bushel) | MA2 | 4.8 | 0.66 | – | 0.87 | 0.46 | 0.25 | 1.81 |
Sugar (cents/lb) | MA2 | 19.5 | 3.24 | – | 0.91 | 0.42 | −1.85 | 1.54 |
Natural gas ($/thousand cubic feet) | MA1 | 6.9 | 1.3 | – | 0.5 | – | −2.1 | – |
Diesel ($/gal) | ARMA11 | 2.72 | 0.44 | 0.94 | −0.59 | – | 0.47 | – |