Capitol Hill Babysitting Co-op
A Washington, D.C., cooperative that exchanges babysitting services among member families through an internal time-credit system.
Last updated August 25, 2026
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Overview
The Capitol Hill Babysitting Co-op, also known as the Capitol Hill Babysitting Cooperative or CHBC, is a member-run babysitting exchange associated with the Capitol Hill neighborhood of Washington, D.C. Rather than operating as a conventional childcare company, the organization distributes babysitting responsibilities among participating families. Members earn internal credits by caring for other members' children and spend those credits when they need childcare themselves. The arrangement was designed to make access to babysitting depend on reciprocal participation rather than direct cash payment. The cooperative was established in the late 1950s and expanded substantially during the 1960s and early 1970s. It reportedly grew from approximately 20 families in the early 1960s to more than 200 families in the early 1970s, with membership eventually reaching a reported peak of about 250 families. As the organization expanded, its geographic coverage was divided into two areas, described in historical accounts as a north/south or east/west split. This division reflected the practical difficulty of coordinating babysitting requests across a large neighborhood network. The co-op used paper time credits, commonly called scrip, as its internal medium of exchange. Each unit represented half an hour of babysitting. New members initially received a starting balance of 20 hours of scrip and were expected to return the equivalent amount when they left. Members could accumulate additional credits by babysitting for other families, while using credits to arrange care for their own children. Administrative work was also incorporated into the system: members were expected to contribute an annual amount of scrip toward the operation of the cooperative, including the work of coordinators and record keepers. The practical rules illustrate the challenges of managing a closed, reciprocal service economy. Babysitting demand depended on families wanting to go out, while babysitting supply depended on other members being willing to provide care. In the 1960s, a rotating secretary reportedly handled requests, matched families, remained available for coordination, and balanced the books. Compensation rules varied according to the time of day, with additional credits associated with late-night or evening work. These arrangements helped the cooperative manage household schedules but also made the system administratively demanding. The co-op became widely known outside Washington because former members Joan Sweeney and Richard James Sweeney used it in a 1977 article as an illustration of economy-wide demand problems. The example was later popularized by economist Paul Krugman, especially through his book Peddling Prosperity and subsequent writing. In economic discussions, the cooperative is used to explain how a shortage of internal spending can produce a downturn even when members are willing to work, a situation connected to the paradox of thrift. Related versions of the example have been used to discuss liquidity traps, monetary policy, fiscal policy, fixed prices, and the relationship between the quantity of credits and the level of activity. Historical accounts describe the organization as still operating in 2017, although its membership had declined to about 20 families by 2010 as children grew older and families left. Some former members remained active in other mutual-support initiatives. In 2007, several former co-op participants helped establish Capitol Hill Village, a separate organization intended to help older residents remain in their homes through community support. Capitol Hill Village is not the same organization as the babysitting co-op, but its development reflects the continuing influence of neighborhood-based mutual aid in the Capitol Hill community. Current operating details, membership, and legal structure are not established by the supplied sources.
History
The Capitol Hill Babysitting Co-op emerged in Washington, D.C., in the late 1950s as a neighborhood arrangement for sharing childcare among families. Its central principle was reciprocity: members provided babysitting for one another and received internal credits that could later be redeemed when they needed care. The model allowed families to coordinate childcare without exchanging conventional money and placed responsibility for the service within the membership. During the 1960s, the cooperative grew from roughly 20 families to a much larger network. By the early 1970s it reportedly included more than 200 families, and accounts of the organization describe a peak membership of approximately 250 families. Growth created coordination problems, leading the co-op to divide its geographic coverage into two sections. Administrative duties were performed by members. A secretary's role rotated monthly and included receiving babysitting requests, finding available sitters, remaining on call, and maintaining the records and accounts. The cooperative's internal currency was scrip. Each scrip unit represented 30 minutes of babysitting. A new household initially received 20 hours' worth of credits and was expected to return the same amount upon departure. Members earned credits by babysitting and spent them when requesting care. The system also required members to contribute a specified amount of scrip annually to support administration. Historical descriptions mention enhanced compensation for certain periods, including work after midnight and during the evening meal hours, while later hours could attract time-and-a-half treatment. These rules attempted to reflect the differing burden of providing care at inconvenient times. The co-op experienced recurring imbalances between the desire to earn credits and the desire to spend them. In one early phase, new members were inclined to save rather than use their scrip. Because babysitting opportunities arose when families wanted to go out, reduced spending meant reduced demand for sitters. The resulting lack of activity was interpreted as a recession within the cooperative. Administrative rule changes did not immediately solve the problem. A later adjustment reportedly gave new members 30 hours of scrip while requiring only 20 hours to be returned when they left, increasing the amount of credit circulating among members. That change contributed to a different difficulty: an excess of scrip relative to the number of families willing to provide babysitting. As additional credits entered the system, members could hold substantial balances without finding enough opportunities to spend them. The episode made the cooperative a useful small-scale example of how the supply of a medium of exchange, the desire to save, and the level of demand for services can interact. Joan Sweeney and Richard James Sweeney, both former members, described the co-op as an economic allegory in a 1977 article. The example gained a much broader audience after Paul Krugman used it in Peddling Prosperity and later essays. Krugman treated the story as a particularly effective illustration of demand deficiency and, in modified versions, as an analogy for a liquidity trap. Other economists have disputed aspects of this interpretation. Some argue that the fixed price of babysitting, rather than the quantity or value of scrip, is the crucial problem; others emphasize fiscal injections of credits by the cooperative administration. These debates concern interpretations of the model rather than documented changes to the co-op itself. The cooperative continued into the twenty-first century. A source cited for 2010 reported approximately 20 families, a decline from its earlier high point, while noting that some members belonged to second-generation households and that new members could join. The reduction was partly associated with families leaving as their children grew up. In 2007, several older former members participated in creating Capitol Hill Village, a separate mutual-support organization for older residents wishing to remain at home. The connection demonstrates a legacy of neighborhood cooperation, but Capitol Hill Village operates through dues and outside services rather than the babysitting co-op's original scrip exchange. The supplied material confirms operation through 2017 but does not establish the co-op's current status or governance.
- 2017
Operation reported to continue
[1]Available reference material states that the co-op continued to operate as of 2017. More recent operational information is not established here.
- 2010
Membership reported at approximately 20 families
[1]A reported membership of about 20 families reflected a decline from the cooperative's earlier peak, although the organization remained open to new members.
- 2007
Former members help establish Capitol Hill Village
[1]Several former co-op members helped found Capitol Hill Village, a separate organization supporting older residents who want to remain in their homes.
- 1977
Sweeney article presents the co-op as an economic allegory
[1]Former members Joan Sweeney and Richard James Sweeney used the cooperative to explain economy-wide demand and saving problems in a published article.
- 1970
Network exceeds 200 families
[1]By the early 1970s, membership had grown to more than 200 families, and the organization was divided geographically to make coordination more manageable.
- 1960
Membership expands during the 1960s
[1]The cooperative grew from about 20 families in the early 1960s and developed rotating member administration, including scheduling, matching, and bookkeeping.
- 1950
Co-op founded in the late 1950s
[1]The Capitol Hill Babysitting Co-op was established in Washington, D.C., as a reciprocal childcare arrangement among neighborhood families. The exact founding year is not specified.
Products and positioning
A neighborhood mutual-aid childcare cooperative rather than a conventional paid childcare provider. Its distinctive feature is the exchange of members' time through an internally administered credit system.
Childcare service
Member babysitting exchange
The cooperative's core service is babysitting supplied by member families for other participating households. Members request care when they need it and provide care at other times, making the service a reciprocal neighborhood arrangement rather than a cash-paid commercial service.
Internal time currency
Scrip
Scrip is the co-op's internal credit system. Each unit represents half an hour of babysitting, allowing members to record services provided and claim care later. New-member balances, departure obligations, and administrative contributions determine how credits enter and circulate within the cooperative.
Cooperative administration
Babysitting coordination
Member administrators coordinate requests and available sitters, maintain records, and balance the internal accounts. Historical accounts describe a rotating secretary position that carried substantial scheduling and bookkeeping responsibilities.
Brand decisions
- Adjusting the initial scrip allocationStrategy
Background
The co-op encountered a period in which members accumulated credits but did not request enough babysitting, reducing demand within the system.
Action taken
A reported response was to increase the initial allocation for new members to 30 hours of scrip while requiring only 20 hours to be returned when they left.
Aftermath
The change helped inject additional credits into the system, but later accounts describe an opposite imbalance in which too much scrip existed relative to the supply of babysitting.
Sources2 sources
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