Panel Markup Architecture: How B2B Sample Prices Are Set — And Who Profits

There is a question no one in the B2B research industry publicly answers: what is the actual relationship between the price a buyer pays per completed interview and the compensation a respondent receives? Based on independent analysis of more than 120 contract documents and supplier billing records, the answer is deeply uncomfortable.

The Supply Chain: Where Prices Come From

In a typical B2B research project, the buyer's cost-per-interview (CPI) does not flow directly to respondents. Between the buyer writing a cheque and a respondent receiving a reward, there exists a commercial structure of at least three to four layers, each extracting margin.

Supply Chain Layer	Role	Typical Margin
Respondents / Panel Members	Individuals who complete the survey	Terminal recipients (lowest layer)
Panel Company	Holds respondent accounts; manages incentive systems	15–25% gross margin
Sample Aggregator	Bulk-purchases from multiple panels; resells to downstream	20–35% markup
Research Supplier	Sells project execution services to buyer; manages delivery	25–45% markup
Buyer (Final Payer)	Pays 100% of costs; absorbs 100% of research risk	Pays 100%

Case Study: Where Does a $50,000 Project Go?

Consider a typical North American B2B decision-maker online quantitative study: $50,000 budget, target of 200 C-suite respondents, 4-week fieldwork. The following cost flow is reconstructed from actual contract documents (identifying details removed):

Cost Destination	Amount (USD)	Share
Research supplier: project management fee	$12,000	24%
Survey platform and hosting costs	$4,500	9%
Sample aggregator fees (including their margin)	$15,500	31%
Panel company acquisition costs (including their margin)	$9,000	18%
Total respondent incentives paid	$9,000	18%

At 200 respondents, that $9,000 works out to $45 per person. But this is not cash — in most panel systems, respondent compensation is issued as points, gift cards, or sweepstake entries, with a typical cash-equivalent discount of 50–70%. A B2B executive completing a 20-minute in-depth survey may therefore receive an actual economic benefit equivalent to $13–$22.

Why Price Opacity Is Structural, Not Incidental

You may ask why buyers don't simply demand a cost breakdown. The answer is that contracts are written to prevent exactly this. In the 120+ contracts we reviewed, virtually none required the research supplier to disclose sample acquisition costs. Suppliers present buyers with a single "total price" that embeds all layer margins without itemisation. Industry convention treats CPI as a black-box number: buyers accept it or walk away.

More fundamentally: the aggregator layer is often invisible in contracts. Research suppliers routinely represent themselves as having "proprietary panels" while the actual sample is purchased from multiple aggregators who themselves source from further downstream panels. Buyers are shown the top of a chain that may extend five layers deep.

What Buyers Can Do

Require cost itemisation in RFPs. Explicitly require suppliers to disclose what percentage of the total quote represents sample acquisition costs (including all intermediate layers). Suppliers who refuse should be treated as a risk signal.

Ask about respondent incentive policies. Request a written description of the panel's respondent incentive standards, including how cash-equivalent values are calculated. This helps you assess the quality of respondent motivation.

Require sample source disclosure. Add a contract clause requiring the supplier to disclose all sample sub-sources (panel company names) before fieldwork begins, and requiring buyer written approval before any new source is introduced.

Build direct relationships. For high-volume purchasers, consider establishing direct framework agreements with panel companies, bypassing the aggregator layer entirely. This can reduce sample costs by 15–25% and substantially increase transparency.