• Publications
  • Influence
A Simple Planning Problem for COVID-19 Lockdown
We study the optimal lockdown policy for a planner who wants to control the fatalities of a pandemic while minimizing the output costs of the lockdown. We use the SIR epidemiology model and a linearExpand
  • 351
  • 48
  • PDF
Cost of Living Inequality during the Great Recession
Using detailed barcode level data, we construct income-group specific price indices for the period of 2004 to 2010. We find substantial differences across income groups arising mainly during theExpand
  • 41
  • 6
  • PDF
Product Life Cycle , Learning , and Nominal Shocks ∗
In this paper we study the role of product entry and exit in propagating nominal shocks to the real economy. Toward that goal, we show that product turnover has an extensive role in the aggregateExpand
  • 7
  • 4
  • PDF
How Do Firms Grow? The Life Cycle of Products Matters
We exploit detailed product- and firm-level data to study the size of firms and products over their life cycles. We build a dataset that contains information on the product portfolio of each firm inExpand
  • 24
  • 3
Patents to Products: Innovation and Firm Performance
What do standard patent-based innovation measures capture? Using the unique match of firms’ patenting activities and their product introduction in the con sumer goods sector, we study theExpand
  • 4
  • 2
Innovation and product reallocation in the great recession
We use detailed product- and firm-level data to study the sources of innovation and the patterns of productivity growth over the period from 2007 to 2013. We document several new facts on productExpand
  • 20
  • 2
  • PDF
A Menu Cost Model with Price Experimentation
We document a new set of salient facts on pricing moments over the life-cycle of products. First, entering products change prices twice as often as the average product. Second, the average size ofExpand
  • 4
  • 2
The Cost of Privacy: Welfare Effect of the Disclosure of Covid-19 Cases
South Korea publicly disclosed detailed location information of individuals that tested positive for COVID-19. We quantify the effect of public disclosure on the transmission of the virus andExpand
  • 19
  • 1
  • PDF
Consumer Surplus of Alternative Payment Methods: Paying Uber with Cash
We estimate the private benefits for Uber riders from using alternative payment methods. We focus on Mexico where riders have the option to use cash or credit cards to pay for rides. We use threeExpand
  • 6
  • 1
  • PDF
ANÁLISIS DE LA REDUCCIÓN DE ESTÓMAGO SIN CIRUGÍA COMO MÉTODO PARA LUCHAR CONTRA LA OBESIDAD (MÉTODO POSE)
Introduccion: Corporacion Dermoestetica, compania dedicada a la salud y la belleza a traves de sus unidades medicas tematicas (Unidad Medica de la Obesidad, Unidad Medica de Tratamientos Antiedad yExpand
...
1
2
...