There is no way to tell these sort of apps apart from some scummy Skinner box which hits you up for cash after you're sufficiently hooked.
Sure there is. On top of "Offers in-app purchases" being displayed right next to the Download button, all of the available in-app purchases are listed on the app's page along with their prices. The App Store rules also require that IAP purchase descriptions must "accurately describe what each item and how the item is used within your app".
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No one can force you to BE sorry, even if they force you to apologize.
If a supernova were close enough to be seen within hours of its explosion, we probably wouldn't be here.
Matt Rogers, who oversees the department's loan programs as a senior adviser to Energy Secretary Steven Chu, said Fisker was awarded the loan after a "detailed technical review" that concluded the company could eventually deliver a highly fuel-efficient hybrid car to a mass audience. Fisker said most of its DOE loan will be used to finance U.S. production of a $40,000 family sedan that has yet to be designed.