Independent variables | Variable Coefficient | Expected Sign | Studies from which the hypothesized signs are based |
---|---|---|---|
Combined school enrolment ratio | β1 | Positive | Chinn MD & Fairlie [17]; Muller [22]; Dewan et al [18]; Comin & Hobijn [20] |
Per capita income | β2 | Positive | Kiiski & Pahjola [19]; Quibria et al [15]; Chinn & Fairlie [17]; Muller [22]; Dewan et al [18]; Comin & Hobijn [20] |
Electricity consumption per person | β3 | Positive | Chinn MD & Fairlie [17] |
Telephone mainlines per 1000 persons | β4 | Positive | Oyelaran-Oyeyinka & Lal [21]; Chinn & Fairlie [17]; Muller [22]; Dewan et al [18] |
Corruption control/Regulatory quality | β5 | Positive | Chinn & Fairlie [17]; Muller [22] |
Cellular phone users | β6 | Positive | Muller [22] |