Differences among mobile phone consumers
19
23
19
22
25
20
20
20
19
22
19
20
20
25
21
20
22
22
24
21
18
20
21
19
19
21
19
22
22
18
21
21
22
21
24
21
22
20
21
20
24
39
23
23
23
25
26
21
19
22
52
24
24
21
24
20
38
25
25
21
"now, krc vu'ishkinai, do something normal instead of those typical surveys... the inbox is full."
27
21
24
21
20
17
19
21
22
20
22
22
19
21
22
20
23
19
21
22
33
20
19
28
24
21
22
22
22
22
21
22
21
23
19
20
30
21
19