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Publisher Correction: 2D transverse laser cooling of a hexapole focused beam of cold BaF molecules

open access: yesCommunications Physics
J. W. F. van Hofslot   +21 more
doaj   +1 more source

Gravity with zeros: estimating trade potential of CIS countries [PDF]

open access: yes
Arguably, the Commonwealth of Independent States (CIS) countries are not as integrated into the world markets as the EU countries or Southeast Asian countries.
Oleksandr Shepotylo
core  

"Comparing alternative methods to estimate gravity models of bilateral trade" [PDF]

open access: yes
The gravity equation has been traditionally used to predict trade flows across countries. However, several problems related with its empirical application still remain unsolved.
Estrella Gómez Herrera
core  

Does the Gravity Model Suffer from Selection Bias? [PDF]

open access: yes
When analyzing bilateral trade flow data, zero trade flows are quite common and problematic when a gravity equation is estimated with a log-linear functional form.
Meilke, Karl D.   +2 more
core  

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