Random triples
| Subject | Object |
|---|---|
| gptkb:BET_equation | P |
| gptkb:Gravity_model_of_trade | trade barriers |
| gptkb:Gravity_model_of_trade | GDP of countries |
| gptkb:BET_equation | vm |
| gptkb:Gravity_model_of_trade | distance between countries |
| gptkb:BET_equation | P0 |
| gptkb:BET_equation | v |
| gptkb:BET_equation | c |
| gptkb:Gravity_model_of_trade | census |