>Without lobbying, how would corporations share their expertise on the matter for politicians to take into account? There is literally an entire govt departmen

>Without lobbying, how would corporations share their expertise on the matter for politicians to take into account? There is literally an entire govt department in the US whose core job is to unbiasedly keep the politicians informed on the expert details of the areas they're legislating. Specifically, the Library of Congress (this is why the US Congress has a library), and it's Congressional Research Service.