Publications

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Dynamic Programming

Little has been done in the study of these intriguing questions, and I do not wish to give the impression that any extensive set of ideas exists that could be called a "theory."...

2010 Science 13053 citations

<i>Planck</i> 2018 results

We present cosmological parameter results from the final full-mission Planck measurements of the cosmic microwave background (CMB) anisotropies, combining information from the t...

2020 Astronomy and Astrophysics 12547 citations

Photoelectrochemical cells

Until now, photovoltaics — the conversion of sunlight to electrical power — has been dominated by solid-state junction devices, often made of silicon. But this dominance is now ...

2001 Nature 12464 citations

Macroeconomics and Reality

Existing strategies for econometric analysis related to macroeconomics are subject to a number of serious objections, some recently formulated, some old. These objections are su...

1980 Econometrica 12393 citations