How Many Hospital admissions in Massachusetts Would Have Been Saved, Had the Particulate Air Pollution Level Been Lower?

Less Would Have Been More1

Stephen Jay Gould, remarkable paleontologist and revered popularizer of science, died of cancer on May 20, 2002. With his death, he passed into the history that he loved; a history, as he well knew, whose mills grind exceedingly fine. Those mills have started work on his writings, just as he ruminated memorably over books by Lamarck, Cuvier, Goethe, Geoffrey St. Hilaire, Darwin, Weismann, de Vr...

Ever been HAD?

A study of the reference of pronoun ‘this’ in “All praise is due to Allah who guided us to this and we would not have found the way had it not been that Allah had guided us”

We encounter with some pronouns in the Holy Quran that are with no reference. Of course this makes mind search for their reference with regard to the verses’ meaning and intention, otherwise it views as subjective interpretation of Quranic text. One of these cases is the pronoun ‘this’ in (7: 43) in which anyone who is in Paradise says: “All praise is due to Allah who gu...

System Identification without Lennart Ljung: what would have been different?

This chapter presents a personal view on the development of identification theory in the control community, starting from the year 1965. We show how two landmark papers, (Ho and Kalman, 1965) and (Åström and Bohlin, 1965), gave birth to two main streams of research that have dominated the development of system identification over the last fourty years. The Ho-Kalman paper gave a first solution ...

How Integrated Have Chinese Provinces Been?

This paper analyzes the pattern of provincial economic integration in China for the period 1991−98 by means of an errorcomponents model that decomposes provincial sectoral real valueadded growth into common national effects, industry-specific effects and province-specific effects. We find significant comovements in the long run although province-specific factors still account for one-third of t...