%0 Journal Article %T YIELD OF MAIN AGRICULTURAL CROPS IN THE PENZA REGION: ANALYSIS OF PREDICTORS AND MEDIUM-TERM FORECAST %A Dubinin, A.V. %A Tishin, M.E. %A Fedotova, M.Y. %K crop yield prediction, medium-term forecast, Penza region, machine learning, Ridge regression, agrometeorological predictors, NDVI, MAPE, bootstrap validation %J MOSCOW ECONOMIC JOURNAL %D 2026 %N 11 %P 22 %I Electronic science