This paper presents the authors' rejoinder to Zeithammer and Adams [Zeithammer, R., C. Adams. 2010. The sealed-bid abstraction in online auctions. Marketing Sci. 29(6) 964-987]. This rejoinder clarifies and qualifies conclusions of the original paper and makes suggestions for fruitful areas of...

This paper presents five empirical tests of the popular modeling abstraction that assumes bids from online auctions with proxy bidding can be analyzed "as if" they were bids from a second-price sealed-bid auction. The tests rely on observations of the magnitudes and timings of the top two proxy...

Life annuities can be a valuable component of the decumulation stage of wealth during retirement. While economists argue that most retirees should annuitize, actual demand in the marketplace is low. We analyze data from two studies to determine how measurable individual differences among...

Decumulation of wealth in retirement is a difficult task, requiring tradeoffs between longevity risks and immediate consumption needs. Economists have long argued that life annuities can be a valuable part of decumulation and that most retirees should annuitize, and yet actual market demand is...

Life annuities can be a valuable component of the decumulation stage of wealth during retirement. While economists argue that most retirees should annuitize, actual demand in the marketplace is low. We analyze data from two studies to determine how measurable individual differences among...