Variable | Description | Expected sign |
GDPi | Egypt’s gross domestic product (constant 2005 US$) | + |
GDPj | Trading partner’s gross domestic product (constant 2005 US$) | + |
POPj | Trading partner’s population | +/− |
OPNj | Trading partner’s openness rate (total trade/real GDP) | + |
DISij | Distance between Cairo and trading partner’s capital | − |
LANGij | Dummy variable takes the value 1 when Egypt and its trading partner speak Arabic language, and the value 0 otherwise | + |
RTAij | Dummy variable takes the value 1 when Egypt and its trading partner signed regional or free trade agreement, and the value 0 otherwise | + |
BORDERij | Dummy variable takes the value 1 when Egypt and its trading partner share common border, and the value 0 otherwise | + |