I am currently working on my thesis, where I identified a sample of firms. For each of those firms I need the patents and the corresponding backward and forward citations. My plan is to be able to create a patent portfolio for each firm that allows me to construct aggregated variables. Therefore I w...

I am currently working on my thesis, where I identified a sample of firms. For each of those firms I need the patents and the corresponding backward and forward citation. My plan is to be able to create a patent portfolio for each firm that allows me to construct aggregated variables. Therefore I wa...