---
id: "concept-cost-of-capital-arbitrage"
type: "concept"
source_timestamps: ["01:10:00", "01:11:30"]
tags: ["arbitrage", "interest-rates", "yield"]
related: ["concept-convertible-bond-arbitrage", "concept-atm-offering", "claim-traditional-credit-is-broken", "framework-microstrategy-playbook"]
definition: "Borrowing fiat currency at artificially low interest rates to purchase a scarce asset that appreciates at a higher rate."
sources: ["saylor"]
sourceVaultSlug: "saylor-bitcoin-digital-capital-cardone-2026Jun25"
originDay: 1
---
# Cost of Capital Arbitrage

## Definition

The core financial engine of the [[framework-microstrategy-playbook]]: **borrow fiat at suppressed interest rates, deploy into a strictly scarce asset that appreciates faster than the cost of borrowing, capture the spread.**

## The structural argument

[[entity-michael-saylor]] argues that in a fiat system the cost of capital — the interest rate companies pay to borrow or the dilution cost of issuing equity — is **artificially suppressed** by central bank policies. Meanwhile, strictly scarce assets like [[entity-bitcoin]] appreciate at a rate significantly higher than that cost.

The strategy:

1. Aggressively raise capital in the fiat system where money is abundant and cheap (via [[concept-convertible-bond-arbitrage]] and [[concept-atm-offering]]).
2. Immediately deploy into the Bitcoin network where supply is absolutely scarce.

## A worked example

If [[entity-microstrategy]] borrows $1B at 1% interest and Bitcoin appreciates at 20% per year, the company captures a **19% positive spread**.

This exploits the structural weakness of fiat (its infinite supply) against the structural strength of Bitcoin (its absolute scarcity), generating shareholder value purely through financial engineering rather than operational growth.

## Why fiat yields are below true inflation

Linked to [[claim-traditional-credit-is-broken]]: traditional fixed income yields below true monetary inflation, making fiat debt effectively negative-real for the lender — and therefore an asset for the borrower.

## Enrichment / expert nuance

- The mechanics are sound; this resembles **carry trade** or **leveraged growth financing** structures used by many corporations, but uniquely tied to a volatile non-yielding asset.
- The arbitrage assumes both sides hold: (a) fiat rates stay suppressed *and* (b) BTC appreciates faster than the cost of capital. Both assumptions can break.
- Some analysts call the loop the **"infinite money glitch"**; others warn it is a **"yield trap"** since the underlying asset doesn't generate cash flows to service the financing.

See [[contrarian-debt-is-an-asset]] for the inversion of standard corporate-finance views on leverage.


## Related across days
- [[concept-seller-financing]]
- [[concept-florida-condo-deposit-financing]]
- [[framework-harvesting-appreciation]]
- [[concept-infinite-return]]
- [[cross-financialization-arbitrage]]