The oldest form of going public, which can be effectively used by interest groups that lack money, contacts, and expertise is participating in marches, gatherings, and sit-ins are all examples of protest.
Although not all contemporary scholars agree with this assertion, the publicani were the first type of firm to issue public shares under the Roman Republic. The publicani were legal entities separate from their members, whose ownership was divided into shares, or partes, much like contemporary joint-stock businesses.
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