Variable Type

Variable

Variable Name

Description

Dependent Variable

Average Monthly Booking Volume

Review

The average monthly number of reviews is used as a proxy variable for booking volume.

Independent variable

Age

Age

Predicted age from host photo.

Gender

Gender

Gender analyzed from host photo.

Smile Intensity

Smile

Smile intensity in host photo.

Attractiveness Score

Beauty

Facial attractiveness score (rated based on average aesthetic preferences of males and females).

Blurriness

Blur

Degree of blurriness in host photo.

“Super host” Badge

Superhost

“Super host” badge (1 if certified, 0 otherwise).

Property Rating

Score

Overall property rating (on a 5-point scale).

Host Booking Acceptance Rate

Acceptance

Booking acceptance rate.

Control Variable

Listing Price

Price

Listing price (in USD).

Number of Listings per Host

Listnum

Number of listings per host.

Host Response Time

Responsetime

Average host response time (categorized: 0 = within 1 hour, 1 = within a few hours, 2 = within one day, 3 = several days or more).

Host Response Rate

Responserate

Host response rate.

Instant Booking Availability

Instant

Instant booking enabled (1 = Yes, 0 = No).