Unregulated US corporations dramatically increased their debt usage over the past century. Aggregate leverage — low and stable before 1945 — more than tripled between 1945 and 1970 from 11% to 35%, eventually reaching 47% by the early 1990s. The median firm in 1946 had no debt, but by 1970...

Unregulated U.S. corporations dramatically increased their debt usage over the past century. Aggregate leverage - low and stable before 1945 - more than tripled between 1945 and 1970 from 11% to 35%, eventually reaching 47% by the early 1990s. The median firm in 1946 had no debt, but by 1970 had...

Unregulated U.S. corporations dramatically increased their debt usage over the past century. Aggregate leverage - low and stable before 1945 - more than tripled between 1945 and 1970 from 11% to 35%, eventually reaching 47% by the early 1990s. The median firm in 1946 had no debt, but by 1970 had...

Using data from SEC filings, I show that the typical bank loan is renegotiated five times, or every nine months. The pricing, maturity, amount, and covenants are all significantly modified during each renegotiation, whose timing is governed by the financial health of the contracting parties and...