*Vertices 4
1 "AmJPublicHealth" 0.0 0.0 0.0 x_fact 0.150376 y_fact 32.330827
2 "AmEconRev" 0.0 0.0 0.0 x_fact 15.413534 y_fact 46.616541
3 "QJEcon" 0.0 0.0 0.0 x_fact 9.022556 y_fact 18.421053
4 "WorldBankResObser" 0.0 0.0 0.0 x_fact 2.330827 y_fact 2.631579
*Matrix 
0.000000 0.000000 0.000000 0.374245 
0.000000 0.000000 0.940402 0.877176 
0.000000 0.940402 0.000000 0.898985 
0.374245 0.877176 0.898985 0.000000