entrepreneurshiprussiaobstaclesmotivationlongitudional surveysmall businessmotivations and obstaclesservice sectorenergy securityglobal energyeu-russiaenergyeducationusa-russia-chinainternational business
entrepreneurshiprussiaobstaclesmotivationlongitudional surveysmall businessmotivations and obstaclesservice sectorenergy securityglobal energyeu-russiaenergyeducationusa-russia-chinainternational business