The question you are really asking is not which format works best. It is where your specific buyer actually goes to find answers.

For most B2B companies the answer is simpler than the options suggest. Your buyer is not browsing a standalone publication looking for your category. They are searching a specific problem on Google or LinkedIn and landing wherever the most direct answer lives.

Here is what actually generates leads by format:
A blog on your company website wins for SEO and conversion. Every visitor who finds an article also sees your brand, your offer, and your call to action.

The separation argument — that a standalone publication gets more traffic — is only true if you have the resources to build an audience from scratch. Most companies do not.
A content hub like HubSpot works because HubSpot had the budget and team to build it over a decade. It is not a starting point. It is where you end up after the blog is already working.

An industry publication works if you want to build an audience first and monetize later. It is a media business not a lead generation tool. The two are different strategies with different timelines.
The honest answer for most companies starting out: one blog on your company website, one article per week answering the exact question your buyer types into Google at 11PM when they have a problem. Do that for 12 months before you consider any other format.

Leads come from specificity not structure. The format matters far less than whether the content answers a real question your buyer is actually asking.

I can say that after being 20+ yrs. as an entrepreneur none of the above are the best job. Here is why.

Every option on that list teaches you how to operate inside a system someone else built. A VC analyst learns how to evaluate other people's businesses. A salesperson learns how to sell someone else's product. A marketer learns how to promote someone else's brand. A consultant learns how to advise other people's problems.

None of them teach you the one thing entrepreneurship actually requires — making a decision with your own money on the line when the outcome is uncertain.

The best job to become an entrepreneur is the one that gives you the most direct exposure to the consequence of decisions. That means one of three things:

One — Work directly under a founder or owner of a small business. Not a startup with venture backing. A real small business where the owner feels every dollar. You will see every decision, every mistake, every moment where reality does not match the plan. That education is irreplaceable.

Two — Go into sales. Not because selling is entrepreneurship but because sales is the only corporate job that teaches you the most fundamental entrepreneurial skill — how to create something from nothing. Revenue. Every entrepreneur is a salesperson whether they admit it or not. If you cannot sell you cannot build a business.

Three — Start something on the side right now. Anything. Mow lawns. Fix computers. Consult on whatever you already know. The moment you have your first paying customer who found you without a company behind you — that is the education no job can give you.

The honest answer is that entrepreneurship is not learned. It is practiced. The best preparation is to start practicing as soon as possible with the smallest possible stakes and increase the stakes as your tolerance for uncertainty grows.
VC gives you pattern recognition. Sales gives you revenue creation. Consulting gives you problem framing. But none of them give you the thing that matters most — the muscle that only develops when your own money, your own time, and your own reputation are on the line simultaneously.