H1-A

Mobile contract price has an influence on mobile service provider contracts

H1-B

Mobile contract length has an influence on mobile service provider contracts

H1-C

Free handset has an influence on mobile service provider contracts

H1-D

Handset type has an influence on mobile service provider contracts

H1-E

Size of free minutes per month has an influence mobile service provider contracts

H1-F

Size of free messages per month has an influence on mobile service provider contracts

H1-G

Internet size offer has an influence on mobile service provider contracts

H1-H

Free gift has an influence on mobile service provider contracts

H1-J

Handset insurance has an influence on mobile service provider contracts