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The Official Journal of the Pan-Pacific Association of Input-Output Studies (PAPAIOS)

Table 2 Estimation results for electricity demand function

From: Demand for industrial and commercial electricity: evidence from Japan

 

Industrial sector

Commercial sector

α 1

−0.0341**

−0.0074**

 

(0.0013)

(0.0009)

α 2

0.2736**

0.3583**

 

(0.0082)

(0.0057)

α 3

0.0202**

0.0012**

 

(0.0007)

(0.0002)

α 4

0.0240**

0.0202**

 

(0.0014)

(0.0004)

α 5

0.7660**

0.6759**

 

(0.0030)

(0.0060)

Number of observations

893

893

J-statistic

46.5897

41.4341

Prob. (J-statistic)

0.33

0.54

m-statistic (m 1)

−4.22**

−4.64**

m-statistic (m 2)

−1.71

1.43

Instrument

ED(t − 2)

ED(t − 2)

 

EP(t − 1)

EP(t − 1)

  1. Notes: The regressions were estimated using panel data for each prefecture. The estimation method used is the two-step first-difference GMM. Standard errors are given in parentheses under the coefficients. The individual coefficient is statistically significant at the 1 % (**) and 5 % (*) level. The J-statistics are obtained from a Sargan test of the over-identifying restrictions for the two-step GMM estimators. The m-statistic tests are for the first- and second-order serial correlations (m 1 and m 2). ED electricity demand, EP electricity price