Course outline
Module 1
Module 1: Introduction to the Sharing Economy
Introduction to the Sharing Economy
Knowledge check
Q1. What is the core idea of the sharing economy?
- A. Companies owning and renting out large fleets of assets
- B. Individuals sharing underused assets or skills, often through an online platform ✓
- C. Governments providing public goods free of charge to citizens
- D. Consumers buying products in bulk to share costs with neighbors
Why: The sharing economy is built on peer-to-peer exchange, where people share underused resources such as spare rooms, cars, or time, typically coordinated through digital platforms.
Q2. Which company is best known for connecting homeowners with travelers who want short-term accommodation?
- A. Uber
- B. Airbnb ✓
- C. Expedia
- D. Zipcar
Why: Airbnb is a platform that lets hosts rent out spaces, from spare rooms to entire homes, to guests seeking short-term stays.
Q3. What is a primary economic benefit that platforms like Uber and Airbnb offer to participants?
- A. Guaranteed lifetime employment with benefits
- B. Flexible opportunities to earn income from existing assets or spare time ✓
- C. Elimination of all operating costs for businesses
- D. Mandatory government-set prices for every transaction
Why: Participants can earn income by driving or hosting when it suits them, using assets or time they already have, which provides flexibility that traditional jobs often do not.
Q4. In the sharing economy, what role do online platforms like Uber and Airbnb primarily play?
- A. They own all the cars and properties listed on them
- B. They act as intermediaries that match suppliers with customers and facilitate transactions ✓
- C. They manufacture the vehicles and furniture used by participants
- D. They operate only as public regulators of local markets
Why: These platforms mainly provide the technology, trust systems, and payment infrastructure that connect independent providers with customers, rather than owning the underlying assets.
Q5. Which of the following is a common concern raised about the sharing economy?
- A. Its transactions are always conducted in cash only
- B. It may blur the line between employees and independent contractors, raising worker protection issues ✓
- C. It has no use of digital technology or online reviews
- D. It only operates in rural areas with no internet access
Why: A widely debated issue is whether platform workers, such as drivers, should be classified as employees with associated protections or as independent contractors, which affects benefits and legal rights.
Module 2
Module 2: Origins and Growth of Airbnb
Origins and Growth of Airbnb
Knowledge check
Q1. In what year was Airbnb founded?
- A. 2005
- B. 2008 ✓
- C. 2012
- D. 2015
Why: Airbnb was founded in 2008 in San Francisco by Brian Chesky, Joe Gebbia, and Nathan Blecharczyk, initially as a way to rent air mattresses in their apartment during a conference.
Q2. What was the original name of Airbnb when it was first launched?
- A. BedRoom Rentals
- B. Air Bed & Breakfast ✓
- C. Couch Surfers Inc.
- D. StayShare
Why: The company was originally called Air Bed & Breakfast, reflecting its initial offering of renting air mattresses in the founders' home, with breakfast included.
Q3. What event prompted the founders of Airbnb to rent out air mattresses in their apartment?
- A. A local housing shortage
- B. A major technology conference in San Francisco with no available hotel rooms ✓
- C. A family vacation they could not afford
- D. A marketing campaign for a furniture company
Why: The founders saw an opportunity when a design conference in San Francisco filled all the hotels, leaving visitors without accommodation, so they offered air mattresses on their floor.
Q4. Which of the following is a core idea behind Airbnb's growth in its early years?
- A. Owning and operating a chain of hotels
- B. Connecting individual property owners with travelers seeking short-term stays ✓
- C. Selling vacation travel packages to large corporations
- D. Manufacturing furniture for hotels
Why: Airbnb built its model as a online marketplace linking hosts who have spare space with guests looking for affordable, short-term lodging, rather than owning property itself.
Q5. What early step helped Airbnb grow its user base and gain visibility in its first years?
- A. Hiring a large traditional advertising agency for television spots
- B. Gaining exposure through the 2008 election-season Obama and McCain themed cereal boxes
- C. Using the Craigslist platform to list properties and attract hosts and guests ✓
- D. Partnering with airlines to offer free flights
Why: Airbnb initially used Craigslist to list its properties, reaching a large audience at little cost, which helped the founders attract early hosts and guests before building its own platform.
Module 3
Module 3: How Uber Changed Urban Transport
How Uber Changed Urban Transport
Knowledge check
Q1. What is the core business model that Uber uses to connect riders with drivers?
- A. Owning and operating a fleet of taxis that employees drive
- B. Operating a digital platform that matches riders with independent drivers using their own vehicles ✓
- C. Selling monthly subscriptions to public transit systems
- D. Leasing cars to individuals on a long-term basis
Why: Uber acts as a technology platform that connects riders with independent drivers who use their own vehicles, which is central to the sharing economy model.
Q2. Which feature of Uber's app allowed riders to see the location of nearby drivers and estimated arrival times?
- A. Paper route maps
- B. GPS-based real-time tracking ✓
- C. Telephone dispatch operators
- D. Radio broadcasts
Why: GPS-based real-time tracking let riders see nearby drivers and arrival times, reducing uncertainty and waiting compared with traditional taxi hailing.
Q3. How did Uber's dynamic pricing, often called surge pricing, work?
- A. Prices were fixed by the government for all trips
- B. Prices increased when demand was high relative to available drivers ✓
- C. Prices decreased during rush hour to attract more riders
- D. Prices were set once per year by the company headquarters
Why: Surge pricing raised fares when demand exceeded the supply of available drivers, intended to attract more drivers and moderate demand.
Q4. What was one major way Uber changed urban transport compared with traditional taxis?
- A. It required riders to book trips weeks in advance
- B. It made cashless, app-based payment and on-demand booking the norm ✓
- C. It eliminated the need for any vehicles in cities
- D. It restricted service to only airport routes
Why: Uber popularized app-based booking and cashless payment, making on-demand rides more convenient than traditional taxi hailing and dispatch.
Q5. Which of the following is a common criticism of Uber's impact on urban transport?
- A. It has reduced all traffic congestion in every city
- B. It has raised questions about driver classification, labor rights, and increased traffic in some areas ✓
- C. It has completely replaced all public transit systems
- D. It has made taxis illegal in every country
Why: Critics have raised concerns about whether drivers should be classified as employees, their labor protections, and whether ride-hailing adds to congestion in dense areas.
Module 4
Module 4: Platform Business Models and Network Effects
Platform Business Models and Network Effects
Knowledge check
Q1. What is a two-sided platform in the context of the sharing economy?
- A. A company that sells products through both physical stores and websites
- B. A marketplace that connects two distinct user groups, such as hosts and guests or drivers and riders ✓
- C. A business that operates in two countries at the same time
- D. A service that offers both free and paid membership tiers
Why: A two-sided platform creates value by bringing together two distinct groups of users, such as Airbnb connecting property owners with travelers, or Uber connecting drivers with passengers. Each side needs the other to be valuable.
Q2. What is a network effect?
- A. The speed at which information travels across the internet
- B. The increase in a platform's value as more users join it ✓
- C. The technical infrastructure that connects servers together
- D. The decrease in prices caused by competition between firms
Why: A network effect occurs when a product or service becomes more valuable as the number of its users grows. For example, Uber becomes more useful to riders when more drivers are available, and vice versa.
Q3. Which term describes the situation where a platform's value to one user group increases as the number of users in the other group grows?
- A. Cross-side network effect ✓
- B. Vertical integration
- C. Economies of scale
- D. Price discrimination
Why: A cross-side network effect, also called an indirect network effect, occurs when growth in one user group benefits the other group. More Airbnb guests attract more hosts, and more hosts attract more guests, creating value across both sides of the platform.
Q4. Why do platforms like Airbnb and Uber often face a 'chicken and egg' problem when launching?
- A. They cannot afford to hire enough engineers to build their websites
- B. They need both supply and demand to exist before either side finds the platform valuable ✓
- C. Government regulations prevent them from operating until they have a license
- D. Their products require expensive physical manufacturing before launch
Why: Drivers will not join Uber without riders, and riders will not use Uber without drivers. Platforms must attract both sides simultaneously, which is difficult at launch because neither group has a reason to join first.
Q5. Which strategy is commonly used by sharing economy platforms to overcome the chicken and egg problem?
- A. Charging high fees to users from the start to fund growth
- B. Subsidizing one side of the market, such as offering new drivers bonuses or new users discounts ✓
- C. Refusing to operate in cities with existing competitors
- D. Limiting access so that only a small group of users can join
Why: Platforms often subsidize one side of the market, such as offering riders discounts or drivers sign-up bonuses, to build initial liquidity. Once enough users are on both sides, network effects can sustain growth without continued subsidies.
Module 5
Module 5: Labor, Gig Work, and Worker Classification
Labor, Gig Work, and Worker Classification
Knowledge check
Q1. In the context of the sharing economy, what is the main reason gig workers are often classified as independent contractors rather than employees?
- A. Platforms want workers to receive full employee benefits without paying for them
- B. Platforms claim workers control their own schedules and are not under direct supervision, which is central to the independent contractor classification
- C. Independent contractor status is required by federal law for all app-based work
- D. Workers prefer to pay higher self-employment taxes in every case
Q2. Which of the following is a common benefit that employee status typically provides but independent contractor status often does not?
- A. The right to choose which clients or customers to serve
- B. Flexibility to work at any hour without logging in
- C. Employer-paid unemployment insurance and workers' compensation coverage
- D. Ownership of the platform's customer data
Q3. Airbnb hosts renting out a spare room are generally considered what type of participant in the sharing economy?
- A. Employees of Airbnb
- B. Independent suppliers who provide accommodation through the platform, not Airbnb employees
- C. Subsidiaries of the hotel industry
- D. Government-licensed hospitality workers
Q4. What does the term 'gig work' generally refer to?
- A. Full-time salaried positions with long-term contracts
- B. Short-term, task-based or project-based work, often arranged through digital platforms
- C. Unpaid volunteer work performed for nonprofits
- D. Work performed exclusively in creative industries like music and film
Q5. Why have courts and regulators in some jurisdictions questioned the independent contractor classification of Uber drivers?
- A. Because drivers are not allowed to own vehicles
- B. Because factors such as platform-set pricing, performance ratings, and control over how work is performed may suggest an employment relationship
- C. Because Uber drivers are legally required to be union members
- D. Because all ride-sharing services are prohibited from hiring independent contractors
Module 6
Module 6: Regulation, Taxation, and Housing Impacts
Regulation, Taxation, and Housing Impacts
Knowledge check
Q1. Which of the following is a common regulatory approach cities have used to manage short-term rentals listed on platforms like Airbnb?
- A. Banning all online booking platforms nationwide
- B. Requiring hosts to obtain a permit or register their property with the city ✓
- C. Eliminating all zoning laws for residential housing
- D. Requiring hosts to pay a fixed national license fee to Airbnb headquarters
Why: Many cities require short-term rental hosts to register or obtain permits, often to track units, enforce occupancy limits, and ensure safety standards. Outright nationwide bans or eliminating zoning laws are not typical approaches, and platform-level national fees are not the norm.
Q2. What is the main reason cities often worry about short-term rentals reducing housing availability?
- A. Short-term rentals increase the number of long-term tenants in a neighborhood
- B. Units converted to short-term rentals may be removed from the long-term rental market, potentially raising rents ✓
- C. Hosts are legally required to sell their homes after renting them
- D. Short-term guests usually stay longer than long-term tenants
Why: When properties that would otherwise serve long-term residents are used for short-term stays, the supply of available housing shrinks, which can push up rents and home prices in the local market.
Q3. How are ride-hailing companies like Uber commonly classified for tax and labor purposes in the debate over the gig economy?
- A. As fully employed W-2 staff with guaranteed hourly wages
- B. As independent contractors, a classification that has been widely contested in courts and legislatures ✓
- C. As nonprofit public transit agencies exempt from all taxes
- D. As government-owned vehicle fleets
Why: Ride-hailing companies have generally classified drivers as independent contractors, which affects tax obligations, benefits, and labor protections. This classification has been challenged in many jurisdictions, with some regions requiring different treatment of drivers.
Q4. Which tax issue has arisen for platforms like Airbnb and Uber in many jurisdictions?
- A. Whether platforms should collect and remit occupancy or hotel taxes and sales taxes on behalf of hosts and drivers ✓
- B. Whether platforms must pay income tax on the personal wages of every user
- C. Whether platforms are required to pay property taxes on all homes in the world
- D. Whether platforms should be taxed only on their physical office space
Why: A central regulatory question is whether platforms should collect and pass along lodging taxes, hotel occupancy taxes, and sales taxes, since many hosts and drivers may not do so on their own. Many cities and states have since required platforms to handle this collection.
Q5. What is a 'regulatory arbitrage' concern often raised about the sharing economy?
- A. Platforms exploit gaps or differences between regulations to avoid rules that traditional competitors must follow, like hotel or taxi regulations ✓
- B. Platforms are forced to follow identical rules in every country at all times
- C. Governments pay platforms to avoid regulating their services
- D. Hosts must always pay taxes twice, once to the city and once to the state
Why: Regulatory arbitrage occurs when a business benefits from operating in regulatory gaps, such as avoiding licensing, insurance, safety inspections, or tax obligations that apply to incumbent hotels or taxi companies, giving it a cost advantage.
Module 7
Module 7: Trust, Safety, and the Future of Sharing
Trust, Safety, and the Future of Sharing
Knowledge check
Q1. In the sharing economy, what is the primary purpose of review and rating systems on platforms like Airbnb and Uber?
- A. To set the official prices for every service
- B. To help users build trust with strangers by sharing feedback on past experiences ✓
- C. To replace the need for any local government regulation
- D. To guarantee that every transaction will be free of problems
Why: Review and rating systems create reputational signals that help strangers decide whether to trust one another. They do not set prices, replace regulation, or guarantee outcomes.
Q2. Which of the following is a common safety concern raised about peer-to-peer accommodation platforms?
- A. Hosts are required to be licensed physicians
- B. Guests may cause property damage or hosts may have hidden or unsafe conditions in their homes ✓
- C. Payments are always made in cash
- D. Listings cannot include photographs
Why: Because strangers share private spaces, risks include property damage, theft, or unsafe conditions. Platforms address these through insurance, verification, and damage protection policies.
Q3. What is a 'trust gap' in the context of the sharing economy?
- A. A gap in the platform's mobile app design
- B. The uncertainty between strangers who have no prior relationship and must rely on the platform to transact safely ✓
- C. A legal loophole that allows companies to avoid paying taxes
- D. The difference between a host's price and a guest's budget
Why: The trust gap describes the uncertainty that exists when buyers and sellers, or hosts and guests, are strangers. Platforms try to bridge it with verification, reviews, and insurance.
Q4. Which measure is commonly used by ride-hailing platforms like Uber to improve passenger and driver safety?
- A. Requiring passengers to pay before the trip begins with no record
- B. Offering in-app trip sharing, driver identity verification, and emergency assistance features ✓
- C. Eliminating all background checks for drivers
- D. Allowing drivers to choose passengers based only on appearance
Why: Ride-hailing platforms use driver background checks, identity verification, in-app trip tracking and sharing, and emergency features to improve safety for both riders and drivers.
Q5. Why do many cities regulate short-term rental platforms such as Airbnb?
- A. Because short-term rentals never generate any income for hosts
- B. Because rentals may affect housing supply, neighborhood character, taxation, and safety standards ✓
- C. Because guests are never allowed to leave a review
- D. Because online payments are illegal in all countries
Why: Cities regulate short-term rentals due to concerns about housing availability, neighborhood impacts, tax collection, and safety. Regulation aims to balance the benefits of sharing with public interests.