Standard money-in-utlity dynamic models assume satiable liquidity preference, and thereby prove the existence of a full employment steady state. Using the same model, Ono (1994) shows that under insatiable liquidity preference there is a case where a full employment steady state does not exist...

We examine auction data to determine if bid rigging presents in procurement auctions for paving works in Ibaraki City, Osaka, Japan. We first show that sporadic bidding wars are caused by the participation of potential "outsiders." Assuming that the ring is all-inclusive if the auction is not...

This paper examines empirically some of the reasons why Japanese manufacturing firms frequently fail to satisfy concavity conditions of the cost function. We focus on the "bubble period" in the 1980s when land was in great demand for reasons related to both production and speculation, and land...

This paper investigates an asymmetric duopoly model with a Hotelling line. We find that helping a small (minor) firm can reduce both social and consumer surplus. This makes a sharp contrast to existing works showing that helping minor firms can reduce social surplus but always improves consumer...