In 1976 the Supreme Court made that decision for the United States. The ruling in Buckley v. Valeo, that spending money to influence elections is a form of freedom of speech.
The lobbyist in Washington DC are employed by the rich and power to stay rich and powerful. It is a constant struggle between one powerful organization against another with politicians in the middle. The politicians are funded by organizations in return to vote in their favor when the time comes. The people of America are bystanders. Not because we cannot impact legislation, but, because we do not have the time. The working class, works. They do not have time to lobby on behalf of a cause, nor the funds to higher some to do it for them.
Lobbying is effective in changing federal policies, but not beneficial. The billion-dollar prescription drug companies are a prime example. The new increase in price of drugs relates to the increased amount of spending for lobbyist. A new proposition will be introduced in California. The goal of Drug Price Relief Act is to adopt VA standards. Pharmaceutical companies have spent $70 million to defeat it. There are no billion dollar companies spending $70 million to push it. The odds are stacked impossible against the average