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Retail Outlet Selection and Preferences for Private Labels: the Case of Milk
Retail Outlet Selection Preferences for Private Labels Case of Milk
2014/6/3
Retail Outlet Selection and Preferences for Private Labels: the Case of Milk。
DOES THE GRAVITY MODEL SUFFER FROM SELECTION BIAS?
Gravity model selection bias Agrifood Trade Heckman Selection Model marginal effects
2014/4/11
When analyzing bilateral trade flow data, zero trade flows are quite common and problematic when a gravity equation is estimatedwith a log-linear functional form. This has caused many researchers to e...