Merchants running mobile advertising campaigns claim that between 5 and 10 percent of their digital purchases are coming from mobile devices, according to a Mojiva executive.

On the heels of the Sprint mobile wallet launch, the carrier is increasing the options for its subscribers to pay for online digital goods via their wireless bill.

The CW Television Network is partnering with the Meez mobile social entertainment destination for the launch of two in-application custom branded boutiques targeting teens and young adults.

Ubisoft, Square Enix, NCsoft, Fuhu and Sanrio have tapped PlaySpan’s UltimatePay Mobile, a new virtual currency and micropayments monetization widget for various smartphone platforms.

Mobile social network MocoSpace is generating revenue from Street Wars, the first mobile browser-based social game on the MocoSpace Game Platform via virtual currency.

Woozworld Inc., a Web 2.0 virtual world powered by tweens with more than one million user-generated virtual spaces, has partnered with mobile payment platform Zong.

IAC/Mindspark’s Zwinky, an online avatar site that integrates with social networks, and online games publisher Aeria Games have tapped Zong to enable mobile payments.

Mobile payments for virtual goods and services sold via online gaming and social-networking sites will continue to grow in 2010, according to a Boku executive.

IMVU Inc., an avatar-based social network and virtual world where people meet and interact in 3D, is letting its members pay for virtual goods using their handsets.