Problems in the functioning of supply chains in the COVID and post-COVID period

U ovome radu govorit će se detaljnije što su to lanci opskrbe odnosno na pregledu dosadašnjih istraživanja rizika u lancima opskrbe na pojedinim inozemnim poduzećima. Kakve probleme su imali na pojedinim poljima u poduzeću zbog tadašnje situacije s COVID-om. U poglavlju koji govori o metodologiji istraživanja tj. o anketi koja je izrađena od strane autora radi prikupljanja podataka, a koja je upućena dobrovoljnim ispitanicima koji imaju vlastita poduzeća, sakupljenim odgovorima zaključit će se jesu li poduzeća u RH na području osječko-baranjske i brodsko-posavske županije imali znatnije probleme u opskrbnim lancima tijekom COVID situacije.In this thesis it will be discussed in more detail what supply chains are respectively on the review of previos researches on risks in supply chains at individual foreign companies. What problems did they have in certain fields in the company due the current situation with COVID. In the chapter that talks about the research methodology, i.e. about the survey that was created by the author for the purpose of dana collection, and that was sent to voluntary respondents who have their own companies, the collected answers will conclude whether the companies in the Republic of Croatia in the area of Osijek county and Slavonski Brod county had significant problems in supply chains during COVID situation